Intensely Doodled Old Ledger End Sheet (Last of the Batch) old labels There are two diamond shaped

There are two diamond shaped holes in the drawing that were mended/filled

I am quite sure it is a piece of a navigational instrument

where its has lived a long time

I found this one along with another I listed and sold last week

it is structurally sound and stable

Intensely Doodled Old Ledger End Sheet (Last of the Batch) old labels There are two diamond shapedThis is the last from a handful of intensely doodled late 19th c. ledger end pages (this one the backside of the front cover) that I purchased this summer at Brimfield: pure visual stream of consciousness delights, revealing more and more the more (and the closer) one looks (and so making this a very good one to frame and hang at eye level just above the desk!) Detail photos tell the story best. I am forever opening books and notebooks in hopes of