Analysis of east and west TSBD elevator movements

tsbdelevator.png
tsbdelevatorwest.png

Title

Analysis of east and west TSBD elevator movements

Subject

TSBD workers

Description

Chart tracking reported usage and traffic of both the east and west TSBD elevators from 11:30 to 12:30 on November 22, 1963.

Creator

Mary Ferrell

Source

maryferrell.org

Publisher

maryferrell.org

Contributor

Gina Le