Lovely Set of 3 Antique Drafting Triangles silver pheasant which shows a few chips

which shows a few chips but I'd leave it just as it is

with a little discoloration and staining here and there which I don't think detracts a bit

Shirley Temple)

Dimensions:

hinges in good shape and snaps tightly closed

Lovely Set of 3 Antique Drafting Triangles silver pheasant which shows a few chipsI can't resist these when I come across them; they just make me want to sit down and make geometric drawings. I found these three together and have to think they have been together for a long time, together making an excellent set. The dark one was once marked as a ruler on the hypotenuse; now mostly faded, but a few inches remain visible. The scalene triangle is marked with a Sphynx logo, which I have not been able to place. I'd guess all three date