Beautiful Early-Mid 19th Century Handmade Double-sided Boxwood Scale Rule and Protractor speculaas springerle print to the birds atop trees

to the birds atop trees to the waving girl

with its club (or clover leaf) shaped cutout

Totally useable still for finding a plumb-line

Structurally all very sound and not at all fragile

5 3/4" x 4 1/8"

Beautiful Early-Mid 19th Century Handmade Double-sided Boxwood Scale Rule and Protractor speculaas springerle print to the birds atop treesIt would take someone much more knowledgable than I to explain all that it rolled into this early mid 19th century protractor rule, but I've looked at and held enough to know that it is a special one, and an early one, and really a beauty. With diagonal scales at either end of one side, and a dense array of scales on the reverse, with "Cho" (Chords), "Rum", and "Lon" (for Longitude I believe) marked at either end. I believe the various scales featured