Følgjande er henta frå filomtalen åt denne fila på Wikimedia Commons:
29 different birds of Finland, from a 1925-1928 encyclopedia, "Pieni Tietosanakirja", now in the public domain. Scanned in 300 dpi by Lars Aronsson, 2005. Also available at http://runeberg.org/pieni/2/0622.html (which explains the somewhat cryptic filename).
For information about the high contrast scanning parameters, see the map of Asia.
Latin names (as listed on the reverse of the plate, valid in 1925):