American Bird Conservancy Guide to Bird ConservationDaniel J. Lebbin, Michael J. Parr, George H. Fenwick · First published 2010Open the Tome
New directions in sustainable designAdrian Parr, Michael Zaretsky · First published 2010Open the Tome
Boiler corrosion studies using radiochemical tracersHoward Michael Parr · First published 1992Open the Tome
An estimator for an anti-aircraft gun fire control systemJohn Michael Parr · First published 1974Open the Tome
