1. BPR program (series). Electronic computer program for hydraulic analysis of box culverts developed by J. R. Link, R. C. Tennent, and L. J. Harrison]. Bookmark Corporate/Agency Authors: Public Roads Bureau and Transportation Dept. Publisher: Public Roads Bureau Date: [4th printing, revised Sept. 1967.] [1967.] SuDoc number: TD 2.117:Hy-3