Items
Item Number Date Description
1343 More info . . . 1343 23 July 1930 1200 ft. Extension of Northwest Pier: Derrick boat Clyde backfilling cribs
1344 More info . . . 1344 23 July 1930 1200 ft. Extension of Northwest Pier: View of work looking southeast
1345 More info . . . 1345 21 July 1930 Discharge of Compensating Works: Pilot tube observation, gate No. 9
1346 More info . . . 1346 21 July 1930 Discharge of Compensating Works: Gates Nos. 8-9 open and gate No. 10 two ft. open, view from pier 11 showing position of jump below gate No. 10 as compared with that for gates 8-9
1347 More info . . . 1347 21 July 1930 Discharge of Compensating Works: Gate No. 9 two ft. open, view from International Bridge showing hydraulic jump below the gate
1348 More info . . . 1348 21 July 1930 Discharge of Compensating Works: Gates Nos. 7-10 open, view from pier 11 showing water surface below the gates
1349 More info . . . 1349 21 July 1930 Discharge of Compensating Works: Gates Nos. 8-9 open, view from pier 10
1350 More info . . . 1350 21 July 1930 Discharge of Compensating Works: North side of gate No. 10 (7-10) open showing absence of entrance losses on this side
1351 More info . . . 1351 21 July 1930 Discharge of Compensating Works: Gates No. 9 open, view from top of dam showing obstruction caused by bridge piers
1352 More info . . . 1352 21 July 1930 Discharge of Compensating Works: Gates No. 9 open, view from top of dam showing obstruction caused by bridge piers
1353 More info . . . 1353 21 July 1930 Discharge of Compensating Works: Gate No. 9 open, view of open gate from International Bridge
1354 More info . . . 1354 21 July 1930 Discharge of Compensating Works: Gates Nos. 8, 9, and 10 open, view from pier No. 11 showing water surface below the gates
1355 More info . . . 1355 21 July 1930 Discharge of Compensating Works: Contraction on south side of gate No. 10 with gates 7-10 open
1356 More info . . . 1356 21 July 1930 Discharge of Compensating Works: View of gates No. 7-No. 10 open, looking north from the foot bridge
1357 More info . . . 1357 26 August 1930 1200 ft. Extension of Northwest Pier: Damaged end, crib No. 12
Showing 1381 to 1395 of 1780 items