24 
A First Test of Lettuce Seed in the 
Laboratory. 
Testing: Cabbage Lettuce -for Forcing at 
Raynes Park. 
CARTERS TESTED SEEDS. 
Illustrating our Methods of' Testing and Selecting all Vegetables at Raynes Park. 
(Read the article on page 4.) 
289 Rows of Cabbage Lettuce grown to maturity during 1921. 
Illustrating a Section of Outdoor Trials in Carters Testing Grounds at Raynes Park. 
Seedsmen to H.M. the King, 
RAYNKS PARK, LONDON, S,W. t o. 
