Point of Sight, Point of Distance, 19th Century Black Ink Perspective Drawing tombstone box as I found one

as I found one

but it stands just fine

but not another like this older one by an unknown maker

weighs just over 5 1/2 pounds

They range from  1 1/4" to 1 5/8" tall and are about 2" long and 3/4" deep

Point of Sight, Point of Distance, 19th Century Black Ink Perspective Drawing tombstone box as I found oneThis one came out of a large c. 1870s century folio filled with all sorts of things, including a whole notebook of geometric perspective drawings, listed separately, and an assortment of handwritten notes on everything from wax flower making to casting. Included were a handful of single pages with perspective practice drawings, which I think so good on their own I am listing individually. I really love the combination of objects included here, each in