fig 818A, ISO_Facq
fig 819A, BERND AND HILLA BECHER FACQ
fig 820A, section detail structure
fig 848A, I-joist factory
fig 848B, I-joist factory
fig 848C, I-joist factory
fig 849A, I-joist factory
fig 850A, I-joist factory
fig 851A, I-joist factory