Plan of Grave XIX ... Piet de Jong ... Cf. Hesperia Suppl. 2 (1939), pp. 93-94.
Exhibited at the Benaki Museum, 15 November 2006 to 7 January 2007. XI-29 XI-29 Dirty Cartridge Paper Drafting Ink ... Cf. Hesperia Suppl. 2 (1939), pp.93-94.
Exhibited at the Benaki Museum, 15