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3 Leveling Instruments...
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La Filotecnica Precision Theodolite, 1915...
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French Graphometer by Gondelar, Paris, c. 178...
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5 Surveying Instruments...
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Theodolite by Pistor & Martins, c. 1865...
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3 Leveling Instruments...
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3 Surveyor's Crosses, 1820-40...
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7 Wood Boxes for Surveying Instruments, c. 18...
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Irish Circumferentor by Walker & Son, c. 1805...
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Wild T2 Theodolite, c. 1930...