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Object number
T-73
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Classification
Time Finding
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Object name
Sundial
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Title
Sundial: Universal Equatorial
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Creator
Sheahan, D. B.
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Description
Modern surveying compass with cover needle brake, and jeweled needle, type 31. Mounted with sights and 2 bubble levels so as to rotate within an azimuth circle. There are 3 leveling screws. Hour scale marked in Roman numerals.
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Inscription/Sig.
"D.B. Sheahan N.Y. 1911" on base around compass.; "Calculated / by / D.B. Sheahan / N.Y. 1911." on equation-of-time scale.
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Material
brass, silvered brass, nickel
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Place Of Prod.
United States
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Dimensions
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Imperial(in) |
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Metric(cm) |
| Height |
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21.7 |
| Width |
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19.5 |
| Depth |
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19 |
| Diameter |
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| Circumference |
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Frame
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Imperial(in) |
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Metric(cm) |
| Height |
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| Width |
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| Depth |
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