Pickett 101C-ES circular slide rule in sleeve 1960 USA

High quality slide rule by Pickett from the USA. This is the circular model 101-C in Eye Saver yellow from the 1960’s, this model also has the name Dial Rule on it. This round version is all metal and has 3 plastic cursors of which 2 with red scale indicator. It comes in the original black leather case which is also marked Pickett. The rule and case are in great condition with some signs of normal use and age only to the case, the slide rule is near mint. It measures ca 10 cm or 4 inches in diameter. Check the attached video on how to work your vintage man tool : slide rule operation instructions!