Rule, Slide

Object Name:

Rule, Slide

Object ID:

2007.070.09

Place of Origin:

Peru, IN

Date:

1950-1960

Description:

Wooden slide rule, Engineering Instruments, Inc., Model 250-BT. Rectangular rule, with sliding center piece. Center slider slots into grooves on main part. Grooves on outside edges of main part for missing plastic slider. Face of rule painted white, with black and red markings. Back side printed in black text. Maker's marks in front: "MADE IN U. S. A." "ENGINEERING INSTRUMENTS, INC., PERU, INDIANA" "PAT. PEND".
In unmarked blue vinyl case with paper backing, made to appear as leather.

Material:

Wood

Dimensions:

H-0.3 W-1.1 L-10.5 inches

Provenance:

Surveying and drafting equipment owned and used by Asa H. Morgan (1904-1994) of Bow and Allenstown, NH. The son of Wallace and Ada Noyes Morgan, Asa graduated from Pembroke Academy in 1921 and attended the University of New Hampshire. He worked the family farm on Bow Bog Road in Bow, surveyed land, and delivered milk to H. P. Hood. He worked as a surveyor from 1950 to the early 1970s. His survey work included Interstate Route 93 in New Hampshire. Mr. Morgan served four years as a state representative, two years as a state senator, and twenty years as a county commissioner. He was a member of the Grange, IOOF, and 32nd degree Mason.

The donor, Rita M. Clough Morgan (1913-2011), was the wife of Asa Morgan.

Credit Line:

Gift of Rita C. Morgan

People:

Morgan, Asa H. (1903-1994)

Subjects:

Surveying, Surveying equipment, Surveying instruments, Surveyors, Measures, Measuring