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A treatise of practical surveying : which is demonstrated from its first principles ; wherein every thing that is useful and curious in that art, is fully considered and explained ... (1789)

Gibson, Robert · Philadelphia : Printed by Joseph Crukshank · leaf 380

An illustration from A treatise of practical surveying : which is demonstrated from its first principles ; wherein every thing that is useful and curious in that art, is fully considered and explained ..., 1789, leaf 380 — 65,99 68,05 66,29 67,76 66,59 67,47 66,88 67,18 67,18 95 96 69,06 66,69 68,7666,99 68,4, 67,29 68,18 67,59 67,88 67,88 96 97 69,78 67,38 69,48 67,69 69.1S 67,99 68,8; 68,29{ 68,59 68,59 97 98 70,50 68,08 70,20 68,38 69,9c 68,69 69,60 68,99 69,30 69,30 98 99 71,21 68,77 70,91 69,08 70,61 69,39 70,3…

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Internet Archive · University of Pittsburgh Library · Public Domain Mark 1.0. Free to use for anything.

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