Cullen Warner Parmelee / Frank Erwin Richart / George Harper Dell / James Ohrea Smith / Nathan Mortimore Newmark / Thomas James Dolan / Vernon Peter Jensen / Wilbur M. Wilson / Arthur Barthen Wilder / John Van Veghten Coombe / Rex Lenoi Brown

LCCN:a39001107

Concrete bridges

Queensland. Department of Natural Resources. State Water Projects. Engineering Services / Russell Paton / Malcolm Tomkins / Mark Lepper / Peter Richardson

OCLC:829085796

Dams

Herman : van Halen / Peter Lepper

OCLC:1403788570

Alonzo Plumsted Kratz / Frank Erwin Richart / Harold Eaton Babbitt / James Ohrea Smith / Nathan Mortimore Newmark / Thomas James Dolan / Vernon Peter Jensen / Walter Herbert Bruckner / Wilbur M. Wilson / David Hume Caldwell / Edwin Laurence Broderick / John Van Veghten Coombe / Rex Lenoi Brown / Seichi Konzo / Maurice Kendall Fahnestock

LCCN:a40000972

Air conditioning

Peter Lepper

OCLC:245923315

Hans-Peter Lepper

OCLC:76450502

Peter Lepper / Heinz Rüdel / Holger Sohn / Jürgen Steinhanses

OCLC:248616146

Peter Hopegood

OCLC:977203144

Peter Lepper

3980170810 / 9783980170819

Peter Lepper

3927548464 / 9783927548466

Crops

Peter Lepper

8300033912 / 9788300033911