books?id=jFADAAAAYAAJ&pg=PA409&lpg=PA409&dq=Tests+of+the+Roebling+System+of+Fireproof+Construction&source=web&ots=ZqwtA-AMgf&sig=Xr8Qq-dS5sDr_v6jFZp9-t-P4RE&hl=en&sa=X&oi=book_result&resnum=1&ct=result
books?id=jFADAAAAYAAJ&pg=PA409&lpg=PA409&dq=Tests+of+the+Roebling+System+of+Fireproof+Construction&source=web&ots=ZqwtA-AMgf&sig=Xr8Qq-dS5sDr_v6jFZp9-t-P4RE&hl=en&sa=X&oi=book_result&resnum=1&ct=result