TY - BOOK ID - 133714940 TI - Check-list of North American birds : according to the canons of nomenclature of the American Ornithologists' Union, published by The Union PY - 1889 PB - [s.l.] The Union DB - UniCat KW - Birds KW - Nomenclature KW - North America UR - https://www.unicat.be/uniCat?func=search&query=sysid:133714940 AB - ER -