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  Slices of Time: California Landscapes 1860-1880 and 1960-1980 - Therese Thau Heyman, Ted Hedgpeth - Google Books

  http://books.google.de/books?id=3-fbAAAAMAAJ&q=%22Henry+Wessel%22+1942&dq=%22Henry+Wessel%22+1942&hl=de&sa=X&ei=RUOfT8OND4vDtAaE

  Keine Beschreibung vorhanden.

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  Between Pacific Tides - Edward Flanders Ricketts, Jack Calvin, Joel Walker Hedgpeth, David W. Phillips - Google Books

  https://books.google.de/books?id=tUl5ESavtRIC&dq=Haliotis+rufescens

  One of the classic works of marine biology, a favorite for generations, has now been completely revised and expanded. Between Pacific Tides is a book for all who find the shore a place of excitement, wonder, and beauty, and an unsurpassed introductory text…

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