ClipArt ETC
This is an architectural tool, which facilitates the use of drawing straight lines and right angles, similar to modern T-squares.

Drafting Appliance

This is an architectural tool, which facilitates the use of drawing straight lines and right angles,…

The Universal Drafting Machine is used in a large drafting room. It combines the functions of T-square, triangle, scale, and protractor to save time in machine drawing and civil engineering work.

Universal Drafting Machine

The Universal Drafting Machine is used in a large drafting room. It combines the functions of T-square,…

This is a tool used to measure circular bodies, very similar to how current calipers work. This tool features a perpendicular ruler to the circular opening.

Circular Body Measure Tool

This is a tool used to measure circular bodies, very similar to how current calipers work. This tool…