Title
MYLAR Cost Comparator slide ruleCatalog Number
X894.88Type
Physical objectDate
1956Manufacturer
E.I. Dupont CompanyPlace Manufactured
U.S.Identifying Numbers
| Other number | 1955 | Copyright date on back |
| Other number | A-1022 | Printed in lower right corner |
Dimensions
overall: 1/8 in x 8 3/4 in x 3 inCategory
Pre-computer/slide ruleCredit
Gift of W. Thomas WagnerLot Number
X894.88
