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

8 3/4" l x 1 3/4" wide and deep and in very good condition

but perhaps no one needs a collection of four

beginning with January 1885 and progressing through to May 1888

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,