Bibliografía (17 obras)
Minnesota's North Shore
2007
Lake Superior 2008 Calendar
Lake Superior 2007 Calendar
2006
Lake Superior 2006 Calendar
2005
Voice Within
2004
Lake Superior 2005 Calendar
Horizons
2002
Minnesota Seasons 2002 Calendar
2001
Gray Wolves/Prepack of 12
Lake Superior 2002 Calendar
Blacklock's Minnesota Seasons
1998
The Duluth portfolio
1995
The Lake Superior images
1993
The geese of Silver Lake
1989
Border country
1988
Photographing wildflowers
1987
Minnesota Wild With Text and Photographs
1983
