382 BRITISH SEA-WEEDS. 



Some use simple spring water, or sea water, which an- 

 swers well enou2:h for some.^ 



* For the preceding instructions for preparing microscopic objects, we i 

 are indehted to Mr. R. M. Stark, 2, Hope Street, Edinburgh, who keeps a 1 

 good assortment of them for sale. ' I 



