The Light and Smith Manual: Intertidal Invertebrates from Central California ... - Sol Felty Light - Google Books

https://books.google.de/books?id=64jgZ1CfmB8C&pg=PA830

"An immensely useful manual with many attractive features: comprehensive and lucid keys, precise diagrams, annotated checklists and up-to-date references. ... there is no doubt that it should be seen as an example of the type of manual which is so badly…