Bibliografi hlm :161 - 163
No Inv.: 2050-2054/P/Perp/99/5c
No Inv.: 2634-2643/P/Perp/97/10c~90215-90219/p/perp/04/5c
No Inv.: 829/S/Perp/88/1c~4565-4575/P/Perp/97/10c~68000-68009/S/00/10c~680010-68014/S/00/5c~107225/S/Perp/06/1c
No Inv.: 74665-74669/P/01/5c
Bibliografi: hlm. 193-194No Inv.: 4576-4585/P/Perp/97/10c~8029-8038/P/Perp/97/10c~2157-2161/P/Perp/99/5c~5357-5361/P/00/5c
Judul asli :"Zeichenschule fur begabte leute"
Judul asli : "Principles of Three Dimensional Design"