Gap in the floor of the west basement to expose the ballot-box ... southeast 3372 ... 16 Jun 1954
Ballot-box area under the north end of the Stoa terrace ... south ... 14 Nov 1957
Remains under the Stoa terrace, first northern extension. Ballot-box in background ... south 2781 Horizontal (normal) ... 1 Dec 1953
Remains under the Stoa terrace, first northern extension. Ballot-box in foreground. The ballots have been replaced ... north 2782 Horizontal (normal) ... 1 Dec 1953
