Antique Machinist's Leather Covered Notebook Filled with Blue Prints wounded carving I assume this cool hand

I assume this cool hand carved propeller once attached to what would have been quite a large model airplane

with drawings on both sides of each page

but perhaps no one needs a collection of four

and a slit carved in one side allow for the slide to create a divided interior (when slat is pushed in

featuring both Mickey and Donald Duck as drivers

Antique Machinist's Leather Covered Notebook Filled with Blue Prints wounded carving I assume this cool handI 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,