Looking at nature
Proctor, Elsie.
Proctor, Elsie.Nature awake and asleep.
Proctor, Elsie.Nature at home.
Proctor, Elsie.Working with nature.
Proctor, Elsie.Looking at life.
London Black
1969
Previous ed. (B65-16580) 1965
In four parts, also available separately
8/6 (School ed. 7/-)
9/- (School ed. 7/6)
9/6 (School ed. 8/-)
10/- (School ed. 8/6)
bibl p350-51
Biology