Title
Circular Slide RulesCatalog Number
102710316Type
Still imageDescription
B&W image of several circular slide rules including hand made, Gilson, Harvard Project Physics, Aviation and Balistics.Identifying Numbers
Other number | 24 | Recto small orange paper dot |
Other number | 4-18A | Recto top left corner |
Other number | P4514 | Verso |
Dimensions
overall: 8 in x 10 inCategory
PhotographCredit
Courtesy of Gwen BellLot Number
X7413.2015Related Records
102623999 | Gilson Slide Rule |