4,56,000 new ballot boxes had to be manufactured for the 1957 polls.
A total of 21,00,931 ballot boxes were actually used in the second general elections.
No wooden ballot boxes were permitted to be used during the second general elections.
During the first general elections, the use of 1,11,095 wooden boxes had to be permitted in Madras.
(Published 05 April 2019, 09:12 IST)