Penn, Edwin S. Price spreads and cost analyses for finfish and shellfish products at different marketing levels / by Edwin S. Penn - Washington, D.C. : U.S. Government Printing Office, 1974 - vi, 74 p. ; 26 cm. - NOAA technical report NMFS SSRF ; 676 . National oceanic and atmospheric administration Subjects--Topical Terms: MeteorologySatellite meteorologyOceanography Dewey Class. No.: 551.6354