Derek Blumfield has written:
'Opportunities for materials development in mechanical sealing'
Wendy Blumfield has written a variety of children's books, including "The Very Helpful Hedgehog" and "The Perfect Porcupine." She is known for her engaging stories that often feature animals as the main characters.
Derek A. McDougall has written: 'Concerto'
Derek Olphet has written: 'Response to vision'
Derek Holman has written: 'Snow anthology'
Derek Reece has written: 'The mystery man'
DEREK WATSON has written: 'MOLOTOV: A BIOGRAPHY'
Derek Justin has written: 'Shark's Rock'
Derek MacNally has written: 'Positional astronomy'
Derek Miller has written: 'Growth to freedom'
Derek STANFORD has written: 'John Betjeman'
Derek Hansen has written: 'Lunch with the generals'
Derek Wright has written: 'How much? How many'