Books by Schwartz Silver:
Books in the extended shelves:
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Silver, Schwartz, ltd: Collection, underwater storage, and disposal of pleasurecraft waste : feasibility of connecting sewage holding tanks on board recreational watercraft to a dockside collection system and storage in an underwater tank (Federal Water Pollution Control Administration, Dept. of the Interior, 1969), also by inc Underwater Storage and United States. Federal Water Pollution Control Administration (page images at HathiTrust)- Silver, Schwartz, ltd: Control of pollution by underwater storage ; feasibility of providing temporary underwater storage of storm overflow from a combined sewer system (U.S. Federal Water Pollution Control Administration, 1969), also by inc Underwater Storage and United States. Federal Water Pollution Control Administration (page images at HathiTrust)
Find more by Schwartz Silver at your library, or elsewhere.