Lucas, George B.Carlson, G. Robert2023-02-212023-02-211965https://hdl.handle.net/11124/16560Includes bibliographical references (pages 46-48).masters thesesengCopyright of the original work is retained by the author.PorphyrinsChlorophyll -- AnalysisChemical tests and reagentsMetal chlorins - a possible route to petroporphyrinsText