Namatay noong Marso 2019: Pagkakaiba sa mga binago

| 1935<ref name='ref_af541c7238bfcd343c4521d7111c6f65'>https://rkd.nl/explore/artists/251822</ref><ref name='ref_b0bc19ee9aa6469b8712d434d1d12fae'>http://artuk.org/discover/artists/culbert-bill-b-1935</ref><ref name='ref_33c64172f2728386182cd1e8361aa016'>http://www.getty.edu/vow/ULANFullDisplay?find=&role=&nation=&subjectid=500003981</ref><ref name='ref_9aec673cfd3bde0ed853bc2e46da2363'>http://trove.nla.gov.au/people/1084370?q&c=people</ref><ref name='ref_c5a36ad7fe5dda37c5c5aa1d0367ce77' /><ref name='ref_d65b3c034000fdbeac326f4449de8ca4' /><ref name='ref_bc29264e10c50c8c1d4cf0d42337b718' /><ref name='ref_fdcd4c3b2347a4e707afeb2219ee7a5bref_ddb1f07658194e6d7fca7af0c0fd8be4'>[https://tools.wmflabs.org/reasonator/?q=Q45433 Q45433British Council]</ref><ref name='ref_fc595b5be84fc7f4681fcb2f311e7e04' /><ref name='ref_ae6d628d7ed1ee4206cb01a8c30c9c85' /><ref name='ref_0746f62374125a23ef43d8b91f7ab62d' />