Antique Machinist's Leather Covered Notebook Filled with Blue Prints four lens tintype easy to hang straight on

easy to hang straight on the wall from one good nail

which will likely be $25-50 in the US

really-- are pretty hard to beat

This crazy face

but also for what looks to me like a turtle crawling along at the bottom left corner on the reverse side

Antique Machinist's Leather Covered Notebook Filled with Blue Prints four lens tintype easy to hang straight onI just can't resist things like this, which were central to the lives and work of the people who once owned them, this one seeming a bible of sorts for a George F. Ingham, who I presume was a machinist of some kind. Plus I just find the blue of these blueprints so gorgeous, and all the better for all of the very precise columns and grids of measurements and calculations packed onto them. Covering a spectrum of types of rivets, wire, screws, bolts,