Judul asli : "Basic Gas Chromatography"
No Inv.: 6056-6060/P/Perp/99/5c~5018-5027/P/00/10c~87818-87819/P/Perp/04/2c~109319/PH/Perp/07/1c
No Inv.: 172-181/S/99/10c
No Inv.: 194-195/R/Perp/88/2c~87367-87371/P/Perp/03/5c~103558/S/Perp/06/1c
Judul asli : "The Organic Constituents of Higher Plants"
Judul asli :"Egon Stahl, Drug analisis by chomotography..."
No Inv.: 103547-103550/P/Perp/06/4c