▁known ▁for ▁his ▁famous ▁doctor al ▁th esis ▁and ▁subsequent ▁research ▁on ▁l ichen ometry . ▁ ▁Besch el ▁received ▁in ▁ 1 9 5 0 ▁a ▁doctor ate ▁in ▁bot any ▁and ▁physical ▁ge ography ▁from ▁the ▁University ▁of ▁In ns b ruck , ▁with ▁a ▁pione ering ▁th esis ▁on ▁the ▁e col ogy ▁and ▁growth ▁of ▁l ich ens ▁and ▁the ▁use ▁of ▁l ichen ▁measurements ▁to ▁give ▁dates ▁for ▁rock ▁surface ▁expos ure . ▁ ▁He ▁taught ▁at ▁the ▁Institut ▁auf ▁dem ▁Ros enberg ▁in ▁St . ▁G allen , ▁Switzerland , ▁until ▁ 1 9 5 5 , ▁and ▁then ▁at ▁Mount ▁All ison ▁University ▁in ▁New ▁Brun sw ick . ▁ ▁In ▁ 1 9 5 9 ▁Besch el ▁was ▁appointed ▁an ▁assistant ▁professor ▁at ▁Queen ' s ▁University ▁in ▁King ston , ▁Ontario ▁and ▁the ▁director ▁of ▁the ▁F ow ler ▁Her b arium ▁at ▁Queen ' s . ▁He ▁was ▁promoted ▁to ▁full ▁professor ▁at ▁Queen ' s ▁in ▁ 1 9 6 9 . ▁The ▁F ow ler ▁Her b arium ▁is ▁named ▁after ▁its ▁founder ▁James ▁F ow ler , ▁a ▁professor ▁of ▁natural ▁history ▁of ▁Queen ' s , ▁who ▁retired ▁in ▁ 1 9 0 7 ▁and ▁had ▁no ▁successor ▁as ▁director ▁of ▁the ▁her b arium ▁until ▁the ▁appointment ▁of ▁Besch el ▁in ▁ 1 9 5 9 . ▁ ▁He ▁was ▁elected ▁a ▁Fellow ▁of ▁the ▁AA AS ▁in ▁ 1 9 6 5 . ▁He ▁died ▁suddenly ▁at