Sundials - World's Oldest Clocks

North American Sundial Society

Selected Sundials of North America

This is a selected listing of sundials in the North American Sundial Society Registry. Click on any dial thumbnail picture or city name to display the full dial description with additional information and images.

 

Ohio

 
Cincinnati Ohio USA Armillary Sphere Dial 26
The sun-clock was based on an illustration that appeared in Scientific American, with dimensions and shape of analemma calculated from data found in an almanac.
 
 
Cincinnati Ohio USA Analemmatic Dial Dial 993
This analemmatic sundial is laid out in brick. The walkway consists of an inlaid brass analemma surrounded by month indicators for where to stand etched in brick. The analemmatic ellipse is brass, etched with time marks every 15 minutes. Just to the inside and outside of the ellipse are the hours in standard and daylight savings time. Brass indicators are inlaid for the Bailey Points to show the of time and direction of sunrise and sunset. At the edge of the circular brick plaza are granite markers of the cardinal points.
 
 
Cleveland Ohio USA Horizontal Dial Dial 270
Horizontal dial 50 ft in diameter. Bronze octagonal sundial with flaring flange decorated with the 12 signs of the zodiac. Dial rests on an octagonal stone pillar.
 
 
Cleveland Ohio USA Armillary Sphere Dial 285
37' Iron Composed of four iron rings bisected by an arrow. Mounted atop an upright cylinder. Gift of Lucile Teeter Kissach. Restored 1993.
 
 
Cleveland Ohio USA Horizontal Dial Dial 619
A 7 foot diameter semicircular inclined horizontal dial of concrete with a bronze gnomon. Gnomon support features a cast representation of a nautilus shell. Each hour arc is marked with a geologic period within the "542 million year period" most animal life has evolved.
 
 
Cleveland Ohio USA Horizontal Dial Dial 405
A ground level horizontal dial 14 feet in diameter, with gnomon 5 ft 3 inches high. The dial is made of concrete, brick, and granite.
 
 
Clifton Village Ohio USA Vertical Dial Dial 610
A 35 x 23 inch vertical acrylic painted wood dial. Dial face includes longitude-corrected hour lines with Roman numerals, noon analemma, and equinox and zodiacal declination arcs. The dial is designed for a declination of 1° 18' West of South. Dial nomenclature includes location, declination and time zone offset.
 
 
Columbus Ohio USA Sculpture/Artwork Dial 357
"Hora Novem" An unusual 'solar calendar water sculpture' incorporating water jets which converge at center of a 17ft equatorial ring.
 
 
Columbus Ohio USA Cylindrical Dial Dial 681
A cast bronze equatorial dial with inscribed analemma EOT figures on each hour line. Equatorial ring is a spherical segment. Arabic numerals mark Standard Time. Gnomon is missing. Dial sits atop a fluted Roman column on square base.
 
 
Columbus Ohio USA Horizontal Dial Dial 946
This brass dial is a replica of the sundial installed at Mt. Vernon. It is about 12 inches in diameter with an offset eight point compass rose. The chapter ring has hour marks from 5am to 7pm in Arabic numerals. Hours are divided into quarter hours. Unfortunately the gnomon is broken off leaving only the lower third.
 
 
Columbus Ohio USA Horizontal Dial Dial 947
This bronze dial is about 18 inches in diameter, with hours marked from 5am to 7pm in Roman numerals. Time is marked in quarter hours. Around the edge of the dial are ornate ovals that lap to the side. The gnomon is a simple open triangle.
 
 
Dayton Ohio USA Horizontal Dial Dial 102
A circular granite dial about 2 feet in diameter. Has an ornate, solid gnomon that looks nearly top heavy for the dial. The dial sits on a sculpted column with spreading base. Protected by brass railing that surrounds the dial in a quadrilateral monument.
 
 
Delaware Ohio USA Armillary Sphere Dial 595
A 24 inch diameter stainless steel armillary dial with equator, meridian and horizon rings. The armillary includes compass points and zodiacal symbols. The dial sits atop a 6 foot tall architectural sculpture of four two-columned arches also made of formed and welded stainless steel sheet with a random polished pattern creating dark and bright areas that change as the sun moves across the work. The armillary is held by fingers of a sculpted hand, representative of works by the designer, Alvin Sher, and symbolizing mankind, creativity, knowledge, peace and greeting as well as identity among many other human meanings. The dial sits atop a six foot tall stainless steel architectural sculpture with four pairs of columns with a supporting arch between each pair. The entire sculpture is made of textured and welded sheet up to 3/16 inch thick.
 
 
Delphos Ohio USA Horizontal Dial Dial 548
A horizontal dial on a stone block. Dedicated to Leslie C. Peltier, recognized as "World's greatest non-professional astronomer" by Harvard Observatory. Dial sits atop a stone block, possibly marble.
 
 
Granville Ohio USA Horizontal Dial Dial 528
This horizontal sundial is built on a one-meter cube of red granite with a cast bronze gnomon supported by a cast bronze Pegasus modeled by New York artist Carl Paul Jennewein. The dial's plaza location overlooks the village of Granville and the valley beyond to the south. The dial is a tribute to Clifford S. Stilwell (Denison Class of 1912) who was Chairman of the Denison Board of Trustees at his death in 1941. The early B&W photograph of the Pegasus gnomon is courtesy of Denison University Archives.
 
 
Logan Ohio USA Analemmatic Dial Dial 982
An analemmatic dial set in a gravel rectangle. It has a concrete walkway and circular hour markers in two ellipses for standard and daylight time. The hour numbers are adjusted for longitude, shifting them by 30 minutes (such that the due north line reads 12:30).
 
 
Newark Ohio USA Analemmatic Dial Dial 460
An analemmatic dial with stone markers for the hours
 
 
Oberlin Ohio USA Sun Alignment Dial 63
When is a flag pole more than a flag pole? When it has cement walkway curved for the summer solstice, a path for the winter solstice and a distinguishing straight cement line for the spring and fall equinox. This dial has no hour markers, and is intended to show the seasons. The tip of the flag pole will follow these lines at the appropriate day of the season.
 
 
Oberlin Ohio USA Vertical Dial Dial 219
Once, high on the physics building south wall was a student made vertical dial. The 5'x8.5' resin coated particle board made by Mark Kearns in 1979 had curved hour lines to account for the equation of time, declination of wall, and offset from standard meridian. This dial has not been on display for some time. Perhaps some student would create a new dial. The brick wall is an excellent location.
 
 
Oxford Ohio USA Armillary Sphere Dial 103
A 6 foot armillary sphere sitting on a marble column. The armillary has equatorial, meridian, polar and equatorial rings, plus two smaller ones at the poles. Along the outside of the equatorial ring are golden figures, marking the houses of the zodiac. On the inside of the equatorial ring are Roman numerals marking the hours. The armillary was a gift to the university on its 50th anniversary by the Miami chapter of Delta Delta Delta sorority.
 
 
Parma Ohio USA Armillary Sphere Dial 580
A three foot armillary sundial with equatorial ring and gnomon pointer on a stone base with dedication plaque. Dial was built by the local high school vocational welding class in 1988.
 
 
Toledo Ohio USA Equatorial Dial Dial 621
An equatorial projection dial 18 inches wide atop a 3 foot high fluted steel column. Located on the Anthony Wayne Trail Bridge inside the zoo near its entrance, access requires zoo admission. Dial sits atop a three foot high fluted steel column.
 
 
Wilmot Ohio USA Horizontal Dial Dial 444
The Wilderness Center Sundial is large horizontal dial with a 6-foot steel gnomon approximately 27 inches thick. The base is done in slate with copper numbers.
 
 
Wooster Ohio USA Vertical Dial Dial 799
A vertical dial on a 15 x 40 foot section of a second story brick wall declining 11° east. The gnomon, hour lines and 7 am to 4 pm Arabic hour numerals are aluminum.
 
 
Wooster Ohio USA Horizontal Dial Dial 196
Brass or bronze Gift to the College from the Class of 1907. On S side of gnomon, an embossed figure, possibly Father Time with scythe. Mounted atop a carved stope base with motto, "United in time, parted in time to be reunited when time shall be no more."
 
 
Yellow Springs Ohio USA Horizontal Dial Dial 628
A 14.5 inch octagonal bronze horizontal dial on a cast iron pedestal. Dial was originally made for the present owner's great grandfather in the early 1900's. Face has Roman numerals with hour and half-hour markers. Compass rose cast in face aligns to magnetic north and stars of Big Dipper are shown. Dial was made originally for location near Northampton, Pennsylvania in early 1900's and is marked "41° LATITUDE." At present location, dial is tipped 1.2° for latitude correction. Two time arcs are shown on the dial face: "LONG DAY" arc extends from 5 AM to 7 PM; "SHORT DAY" arc extends from 7:30 AM to 4:30 PM.
 
 
Youngstown Ohio USA Equatorial Dial Dial 720
A nearly 10 foot high steel equatorial dial with a 30 inch diameter stainless steel hour ring including cut-out diamonds for hour and half-hour marks and Roman hour numerals. The hour ring can be adjusted for EST or EDST and can be set to include longitude correction. The mild steel sculpture has naturally weathered. Located outside the YSU Ward Beecher Planetarium, the dial is dedicated to the memory of Richard Pirko, long-time planetarium engineer and show producer, whose dream was to have a sundial outside the planetarium. A nearby bronze plaque dedicates the dial.
 
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