na INLIS000000000010873 Ind 0010-1118010873 Simple method of making carbon leaf impressions MERRILL, E.D. E.D. Merrill [s.l. s.n] 1915 16 p.; 23 cm. 16 p.; 23 cm. 581.132.8MERs Refrin from: Torreya 15(8), 1915 581.132.8 PHOTOSYNTHESIS L 776/72