Flint, L., Maclister, E. Wave lengths of radiation in the visible spectrum promoting the germination of light-sensitive lettuce seed. Washington: 1937 8 p. : ill. 1 ill.
Flint, L., Maclister, E. Wave lengths of radiation in the visible spectrum promoting the germination of light-sensitive lettuce seed. Washington: 1937 8 p. : ill. 1 ill.
Flint, L., Maclister, E. (1937) Wave lengths of radiation in the visible spectrum promoting the germination of light-sensitive lettuce seed, Washington: 8 p. : ill. 1 ill.
Flint, L., & Maclister, E. (1937). Wave lengths of radiation in the visible spectrum promoting the germination of light-sensitive lettuce seed. Washington: 8 p. : ill. 1 ill.
Flint L, Maclister E. Wave lengths of radiation in the visible spectrum promoting the germination of light-sensitive lettuce seed. Washington: 1937. p. 8 p. : ill. 1 ill.