Location Source Date Page Caption Uniform Type
http://www.starsofthediamond.com/21zeekallio.JPG 1921 Zeenut PCL 1921 Zeenut Series 1921 - Kallio Portland Portland (OR) m.l. Posed throwing - full length view
Lefty Blasco Collection (from a Detroit newspaper) Mar. 17, 1918 First Photos from Tigers Camp .... Detroit AL Full length pose
NBL, Cooperstown Reach Guide 1918 202 Des Moines - Western League 1917 Des Moines m.l. Team
1915 Spalding Guide http://memory.loc.gov/ammem/spaldinghtml/spaldinghome.html 1915 Image 282 Saskatoon Team - Champs Western Canada Lg. Saskatoon m.l. Team composite
http://www.starsofthediamond.com/23zeekallio.JPG 1923 Zeenut PCL 1923 Zeenut Series 1923 - Kallio Salt Lake Salt Lake City m.l. Posed throwing - full length view