Willy Sluiter, c. 1918, poster, NG-498
Willy Sluiter, 1922, print, RP-P-1922-683
Willy Sluiter, 1922, print, RP-P-1922-680
Willy Sluiter, 1922, print, RP-P-1922-686
Willy Sluiter, 1922, print, RP-P-OB-16.995
Willy Sluiter, 1922, print, RP-P-1922-681
Willy Sluiter, 1922, print, RP-P-OB-25.004
Willy Sluiter, in or before 1916, print, RP-P-1939-951
Willy Sluiter, in or before 1917, print, RP-P-1944-2568
Willy Sluiter, 1922, print, RP-P-1922-682
