Jaap van Dam (1876-1972). Eight drawings of windmills using different techniques

(1) "Beugelsdijk". Drawing in pen and ink, sheet size 21 x 35.5 cm, signed lower r. and titled upper l. with pen (left margin minor damage by silverfish).

(2) "Die oude molen". Drawing in watercolour and gouache, 27.5 x 21 cm, signed lower r. and titled lower l. with pen, mounted with head margin on cardboard; (3) "Die oude molen". Drawing in pen and ink with blue paintbrush, 8.5 x 16 cm, signed with pen lower r., mounted with head margin on cardboard, title in pen lower l. - and 5 more, incl. view of the IJ with ice-skater and koek-en-zopie stand. (total 8)