Artifact Details

Title

Delay Line Number Sieve Machine

Catalog Number

X86.82

Type

Physical object

Description

This is the vacuum tube version of the number sieve machine. It ran at a rate of twenty million counts per second.

Date

1966

Manufacturer

D. H. Lehmer

Place Manufactured

U.S.

Identifying Numbers

Model number Number Sieve

Dimensions

10 x 6 x 22 (HWD) in.

Category

Calculator/electronic

Credit

Gift of D. H. Lehmer

Lot Number

X86.82