Pennycuick

Conversion Factors: S.I.Units and Many Others by Pennycuick Chicago University Press Paperback 1 March 1988 from£10.50 | RRP: ~~£10.5~~
Newton Rules Biology: Physical Approach to Biological Problems by C.J. Pennycuick Oxford University Press Paperback 16 April 1992 from£N/A | RRP: ~~£15.99~~
Modelling the Flying Bird (Theoretical Ecology Series) by C.J. Pennycuick Academic Press Hardcover 28 August 2008 from£69.99 | RRP: ~~£50.99~~
Bird Flight Performance: A Practical Calculation Manual by C.J. Pennycuick Oxford University Press Hardcover 20 July 1989 from£N/A | RRP: ~~£15~~