Jean_LAMESCH_Sliderules_Collection_BOX_JL05

1667_CHAVROZ_ROOS_105D

1667_CHAVROZ_ROOS_105D

CHAVROZ-ROOS 105D, very narrow and light wooden US sliderule from 1949. Soft leather case with crocodile stamp. More on Chavroz-Roos here.