Sundials of North America

This is a listing of sundials in the North American Sundial Society Registry. The ordering can be changed using the box above. Or you can search for a dial by number, city, state/province, or type. You can also find sundials in a particular state/province by clicking on the right-column list of state/province names.

Click on the dial photo or city name to see the full sundial details

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	Amherst	Massachusetts	USA	Sun Alignment	523
	On the fields of U-Mass is a work called "sunwheel" that is a modern presentation of an American Indian sun-wheel. A circle 130 feet in diameter has 14 major stones weighing 56 tons, 12 minor stones, and 4 flat stones at the center. 2 major stones mark the N and S cardinal points; a pair of portal stones mark the E and W points allowing an unint...
	Andover	Massachusetts	USA	Armillary Sphere	40
	A very large and ornate armillary sphere, approximately 8 feet in diameter. Sculpted by Paul Manship in 1928 and cast by Alexis Rudier Fondeur in Paris. The armillary has large figures inside the sphere at the base and the equatorial circle has signs of the zodiac in raised metalwork. The dial sits atop a well proportioned light granite pillar tha...
	Attleboro	Massachusetts	USA	Vertical Dial	917
	A 45 x 45 inch slate sundial hangs over the bay window. The dial is a vertical decliner with hour lines from 4am to 1pm. The gnomon has been damaged, but if you look carefully, there is a nodus and on the dial face are faint declination lines showing summer & winter solstices and the equinox. The hours are delineated on the hour and marked in A...
	Boston	Massachusetts	USA	Vertical Dial	41
	Once high on east facing wall of the Old State House, was a vertical declining sundial originally built in 1713. The 6x4 foot dial was just above the third story window. It was restored by R.N. Mayall in 1957. But the background became a faded blue and hour lines were hard to see. At least the Roman numerals along edge were clearly visible. In t...
	Boston	Massachusetts	USA	Sculpture or Artwork	1073
	The sundial is at the base of a larger sculpture, "Fantastical Historical Nautical Instrument" which includes many references to maritime history, navigation, and time keeping. The cast bronze dial plate is 7 inches (18 cm) in diameter, given a dark patina. The dial has what appears to be correctly delineated to tell local solar time. Roman numer...
	Boston	Massachusetts	USA	Horizontal Dial	280
	A small bronze horizontal dial with bronze figures of a bird with baby birds in nest and pulled worm as gnomon. The whole dial on originally set on a large granite boulder. The dial may have been moved to the roof-top garden, but a photo of the garden shows no large boulder. A possible photo (seen in a Getty commercial image) shows the dial on th...
	Cambridge	Massachusetts	USA	Vertical Dial	45
	Painted Dial
	Cambridge	Massachusetts	USA	Polar Dial	725
	A small polar dial with Arabic numerals for EST and EDST
	Cambridge	Massachusetts	USA	Vertical Dial	190
	Approx 2' x 2' Bronze Square bronze plate, with Roman numerals, is open in the center. Gnomon extends through this open space. Dial is mounted above a window of the chapel, angled from wall face. (presumably so that it will face true South.)
	Cambridge	Massachusetts	USA	Horizontal Dial	556
	A stone horizontal dial on a pedestal about 4 ft. high donated to Harvard by class of 1870.
	Cambridge	Massachusetts	USA	Horizontal Dial	557
	A well-patinaed horizontal bronze dial on a stone pillar.
	Charlestown	Massachusetts	USA	Horizontal Dial	268
	A 10 foot diameter bronze and granite horizontal dial with bronze gnomon and Arabic hour numerals on a 2 foot high granite base. Craftspeople of Colonial days are pictured on the face of the sundial. Sculptures depict a grandpa holding a baby while looking at the dial from the east side and a child peeking from behind the 5 foot tall bronze gnomon...
	Danvers	Massachusetts	USA	Vertical Dial	42
	An east- declining vertical wood dial above the main doorway of the Rebecca Nurse House. Rebecca Nurse was a victim of the Salem witch trials in 1692. The House was restored in 1909 and it is believed this dial was added at that time; there is no evidence the house originally had a sundial.
	Dedham	Massachusetts	USA	Horizontal Dial	1097
	This is one of John Garret Thew's mass produced "digital sundials" patented on April 5, 1960. The dial casts a numeral onto the dial's central plate that accommodates beams of sunlight and shadow from winter to summer solstice. The numerals (corrected for the hour angle distortion) slowly move across the dial's plate and the hour is read at the m...
	Dover	Massachusetts	USA	Horizontal Dial	808
	The horizontal dial is in the spiral shape of a Nautilus. The dial was originally built in the 1920's and located at Amelia Peabody's Sun House at 145 Powisset Stree in Dover, MA. The restoration and relocation of the sundial to the Dover Public Library was carried out by Boy Scout Paul Krusell, as his project to become an Eagle Scout. His tea...
	Foxboro	Massachusetts	USA	Vertical Dial	43
	Very large vertical dial mounted above the entrance to the Foxboro Research Center. With solstice and equinox lines and a noon analemma.
	Greenfield	Massachusetts	USA	Hours to Sunset Dial	475
	A 5 foot diameter pink Canadian granite horizontal hours-until-sunset dial. The 8 inch thick granite slab weighs 2000 pounds and rests on a short recessed pedestal, appearing to float above the grass dome of a memorial garden. Lines for hour periods 2-12 are marked with Arabic numerals. The gnomon is a 3/8 inch brass rod protruding 4 inches above t...
	Marshfield	Massachusetts	USA	Analemmatic Dial	1005
	This beautiful and educational analemmatic sundial is painted on the blue background of a 14x10 foot concrete pad. The ellipse itself has a semi-major axis of 76 inches and a semi-minor axis of 48 inches, particular suited for children. The zodiac walkway is nicely painted in white with clean stenciling of the months. The solstices and equinoxes ...
	Milton	Massachusetts	USA	Vertical Dial	92
	A vertical south facing dial made of painted mahogany with an aluminum gnomon. The dial is in the shape of a shield 3 foot tall by 2 1/2 foot wide, following the seal of the Milton Academy. Around the edge are the hours in Roman numeral. An Equation of Time correction table is now missing, but does not detract from the beauty of the dial. The d...
	Nantucket	Massachusetts	USA	Horizontal Dial	513
	A combination of horizontal dial and gnomonic projection dial. The dial is about 2 x 3 feet made of DuPont Corian sitting upon a simple wood pedestal. A small horizontal dial about 8 inches in diameter with a triangular brass gnomon tells Daylight Saving Time using Roman numerals. Then a larger gnomonic dial is inscribed on the remaining surface...
	Newburyport	Massachusetts	USA	Armillary Sphere	443
	This 4-ft (1.2m) diameter armillary sphere is made of galvanized, painted and gold leafed steel. The dial was forged and welded by Cassidy Brothers Forge. It was "Colorgalvanized" by Duncan Industries and gold leafed. It was made to specifications from Albert Waugh's book on sundials, including latitude and longitude corrections. The sundial is ...
	Norwell	Massachusetts	USA	Vertical Dial	1003
	This vertical declining dial is made of painted plywood with a simple white background and black hour lines and Arabic numerals. The gnomon is a brass rod without nodus. The hour lines have been adjusted for the difference between the site's longitude and the 75° W standard-time meridian. The hours are numbered as Eastern Daylight Time (EDT) inst...
	Orange	Massachusetts	USA	Vertical Dial	527
	A vertical sundial built from Eastern White Pine local-grown timber. The dial face is 35x44 inches and the gnomon is a 3 inch long aluminum rod. Hour lines include analemmas and the spring and fall lines are painted different colors with corresponding dates identified. Solstice and equinox lines are shown.
	Salem	Massachusetts	USA	Horizontal Dial	124
	Here is a bronze dial approximate 8 inches in diameter with the date 1644. In spite of its age, it is now highly polished showing little if any wear to lines, engraving, and mounting holes. Roman hour numbers go from 5am to 7pm and the chapter ring is divided into quarter hours. The dial face is square and outside the hour ring are many small 5-p...
	Salem	Massachusetts	USA	Horizontal Dial	131
	Approx. 10 inch diameter cast bronze horizontal dial. Inner ring has zodiac signs, middle ring has cherubs, leaves and a crown, and outer ring has hours 4AM-8PM in Roman numerals but no hour lines. The 6AM and 6PM lines are opposite each other but their hour lines do not pass through the root of the gnomon. It is believed the dial was installed abo...
	Sandwich	Massachusetts	USA	Armillary Sphere	175
	Bronze armillary dial about 40 inches in diameter, weighing between 1100-1200 pounds. The dial has wide 4 inch meridian and equatorial rings. The equatorial ring is flanked with small arctic and antarctic circles near the poles. The gnomon is a brass rod 1 inch in diameter. According to Heritage Museum, "Originally the sundial was highly polishe...
	Scituate	Massachusetts	USA	Horizontal Dial	1153
	Horizontal sundial for latitude 42 degrees, made from a rough hewn, rectangular sandstone slab and resting on top of three courses of granite field-stone. Roman numerals and hour lines are inscribed with a sharp tool on the surface, V-XII-VII. The gnomon was originally an iron rod set at an angle without any secondary support. It has corroded an...
	Somerville	Massachusetts	USA	Vertical Dial	441
	This 5 foot x 7 foot vertical dial is painted onto the true south facing concrete wall of a commercial building. The gnomon and hour lines appear to be weathered copper or bronze. The hour lines are corrected for longitude, but may be in error by about 5 minutes. The dial is in relatively good condition, but the painted numerals are fading. The ...
	South Hadley	Massachusetts	USA	Vertical Dial	995
	This vertical dial is a quaint and simple sundial made of wood. It is nearly square in shape with hour lines radiating from the gnomon. The hours are marked at the edge of the square in small Roman numerals. There are no solstice or equinox lines. The black disk on the dial face is the base of the gnomon.
	South Hadley	Massachusetts	USA	Vertical Dial	996
	This vertical sundial declines slightly to the southwest in alignment with the building wall. The 1x1 meter dial is of concrete and built in the middle of the south wall. Because of its size and height at least 25 feet above ground, it was made to be seen at a distance. In 1916 when it was built, the land to the south was clear and many early pho...
	South Hadley	Massachusetts	USA	Horizontal Dial	177
	ca 18 inch diameter horizontal dial. Roman numerals, 5 AM to 7 PM. Zodiac signs in circle within numerals. Capricorn and Sagittarius misplaced. The gnomon was replaced in 1991, but again has been vandalized. Dial sits atop a granite 4-finned pillar with circular granite capital.
	South Hadley	Massachusetts	USA	Horizontal Dial	338
	This is known as the Mary Deacon Bullard Sundial. It is a bronze-patina horizontal dial about 16 inches in diameter, with a plain gnomon that rises about 6 inches. The chapter ring has time divided into quarter hours. Roman numerals grace the dial from 5am to 7pm. The dial face has an offset 8-point compass rose The dial sits on an ornate stone pil...
	South Lee	Massachusetts	USA	Vertical Dial	838
	On the transom of a brown wood shingled and stone building that looks like it once was a church is a vertical south declining wooden sundial about 2 x 2 feet square. The sundial is painted red with a nicely cut wood gnomon. Hour lines and Roman numerals from VI to VI are chiseled into the wood, along with an inscription. The dial is framed in wo...
	Stow	Massachusetts	USA	Vertical Dial	48
	The dial was originally high on the south gable of a stone building called the Apple Barn that was located on the grounds of Stow's Center School. Extensive renovations and new buildings were done in 2010 and the Apple Barn itself had to be demolished. The dial was moved to the south-facing wall of the new school's southernmost wing. The dial has...
	Sturbridge	Massachusetts	USA	Horizontal Dial	180
	A 1 foot diameter cast iron circular plate, with Roman numerals 5 am to 7 pm. Subdivided into 30 min increments on one ring, 10 minute increments on an adjacent one. Fastened with screws to a large rock. Reproduction of an authentic original cast iron dial from the Samuel Pierce House, Middleton, CT. Plaque reads "In grateful recognition for the ...
	Waltham	Massachusetts	USA	Vertical Dial	191
	A declining vertical sandstone dial approximately 3x6 feet with bronze gnomon. Mounted at 2nd floor level on large stone house. Roman numerals. Hour lines from 6 am-5 pm are not in standard vertical position, presumably offset to correct for wall not facing due South. Dial reclines approx 2 degrees north. Dial # 190 (Cambridge MA, Mt. Aubry Cemete...
	Wellesley	Massachusetts	USA	Horizontal Dial	431
	A small 14x14 inch rose granite square dial with an unassuming 5 inch high brass gnomon sits upon a round white 3 foot high granite column. At the base is a larger granite block. Built about 1899.
	Wendell	Massachusetts	USA	Vertical Dial	688
	A 15x5 foot hammer formed copper vertical dial declining 8? east of south with hour and half hour lines and Roman hour numerals. Gnomon is supported by dual braces. An EOT correction graph is provided and includes the inscription, "For every purpose there is a season" and acknowledgment to Friends of the Library and the Massachusetts Cultural Counc...
	Woods Hole	Massachusetts	USA	Polar Dial	176
	Stone pillar. Brass EOT graph Four-sided column. Dial on each face, with stone sphere containing a polar axis mounted on the top. Known as the Yalden dial. North gnomon has been placed incorrectly since at least the early 70's.
	Worcester	Massachusetts	USA	Equatorial Dial	95
	The equatorial dial is a 6-ft (2m) cylinder segment, approx 1-ft (1m) across. Gnomon is intentionally omitted. Visitor stands centered in the curve of the cylinder and places finger on crossbar as directed. Shadow of finger indicates the time. A prototype was designed by Victor E. Edwards and donated to the EcoTarium (then called the Museum o...
	Worcester	Massachusetts	USA	Equatorial Dial	312
	A Victor E. Edwards bronze equatorial sundial. It has an unusual crescent shaped arm with notch at the upper end. The arm is rotated until sunlight through the notch strikes an analemma on the lower inner curve of the crescent. Time is then read on a circular dial from an "hour hand" pointer extending from the base of the crescent.