▁Al ps ▁and ▁his ▁students ▁was ▁a ▁compet itive ▁print ▁exhibition ▁held ▁in ▁ 1 9 5 7 ▁at ▁the ▁University ▁of ▁Washington ' s ▁Henry ▁Gallery . ▁The ▁first ▁national ▁expos ure ▁of ▁a ▁col lag raph ▁came ▁in ▁ 1 9 5 8 , ▁when ▁Al ps ' s ▁" Ch ick ens , ▁Col lag raph ▁# 1 2 " ▁was ▁exhib ited ▁in ▁the ▁Brook lyn ▁Museum ' s ▁National ▁Print ▁Ann ual . ▁In ▁ 1 9 6 6 ▁he ▁demonstrated ▁techniques ▁used ▁in ▁making ▁col lag raph s ▁in ▁a ▁ 2 0 - min ute ▁film ▁titled ▁" The ▁Col lag raph ." ▁Al ps ▁produced ▁col lag raph s ▁throughout ▁the ▁remainder ▁of ▁his ▁career . ▁He ▁exhib ited ▁his ▁col lag raph s ▁widely , ▁recogn izing ▁that ▁their ▁inclusion ▁in ▁national ▁exhib itions ▁helped ▁to ▁spread ▁aw aren ess ▁of ▁the ▁art ▁form . ▁A ▁respect ed ▁professor ▁of ▁art , ▁Al ps ▁personally ▁taught ▁col lag raph y ▁to ▁hundreds ▁of ▁students ▁during ▁his ▁ten ure ▁at ▁the ▁University ▁of ▁Washington . ▁ ▁Pract ical ▁and ▁a est h etic ▁concerns ▁ ▁Al ps ▁assert ed ▁that ▁"... the ▁first ▁concern ▁of ▁the ▁print maker ▁is ▁the ▁development ▁of ▁the ▁plate , ▁where ▁the ▁individual ity ▁of ▁the ▁artist ▁has ▁its ▁chance ▁to ▁take ▁form ." ▁For ▁the ▁col lag raph ' s ▁substr ate ▁Al ps ▁recommended ▁in exp ensive , ▁readily - available ▁construction ▁materials , ▁at ▁that ▁time ▁p