Plan of Grave XVIII ... Piet de Jong ... XI-66 XI-66 Fragile Cartridge Paper Drafting Ink
Plan of Graves XI and XXII ... Piet de Jong ... 5-281a 5-281a Dirty Cartridge Paper Drafting Ink
Plan of Grave XVII ... John Travlos ... Grave number 16 in notebook. 5-138 5-285 5-138 5-285 Dirty Cartridge Paper Drafting Ink
Plan of Grave XXIV-XXV ... Piet de Jong ... XI-69 XI-69 Dirty Cartridge Paper Drafting Ink
