protractor Physical Description ivory (overall material) Measurements overall: .2 cm x 15.2 cm x 4.4 cm; 3/32 in x 5 31/32 in x 1 23/32 in See more items in Medicine and Science: Mathematics Science & ...

Which digital protractor is the best?Protractors, both manual and digital, are used to measure various angles. You might find yourself needing one for a DIY home project or if you’re building ...

Description This ivory rectangular protractor is three times larger in area than many surviving ivory rectangular protractors from the nineteenth century, which tend to be short and narrow enough to ...