Book 31

Airports

by Angela Lucas and Derek Lucas

Published November 1971

Book 33

Tugs

by Angela Lucas and Derek Lucas

Published 14 June 1973

Bridges

by Angela Lucas and Derek Lucas

Published 14 June 1973

Docks

by Angela Lucas and Derek Lucas

Published November 1971

Lorries

by Angela Lucas and Derek Lucas

Published July 1969

Cars

by Angela Lucas and Derek Lucas

Published July 1969

Telephones

by Angela Lucas and Derek Lucas

Published 15 October 1970

Building a House

by Angela Lucas and Derek Lucas

Published 15 October 1970