Vintage Staedtler Mars 544A Slide Rule with Case

Vintage PIC Slide Rule No 251 British Thornton in Leather Case. Made In England

Vintage PIC Slide Rule 1960s In Original Box.

JAKAR Slide Rule No. 29 Student Log / Log 12. 3/4" with Original Case

thorntons slide rule ad050 log log

Vintage 6" FABER CASTELL 67/87 slide rule

VINTAGE FABER CASTELL STUDENT SLIDE RULE 57/88. ORIGINAL CASE WITH INSTRUCTIONS

Fab Vintage British Thornton Slide Rule In Original Case AD050