A2001-045.589 : Municipal Auto Camp : N Albina Ave and Portland Blvd AP/73689 12/31/1921
A2001-045.1162 : Municipal Auto Camp : N Albina Ave and Portland Blvd AP/55169 12/31/1921
A2001-045.35 : Washington Park Zoo construction, city employee operating drilling apparatus AP/35827 01/19/1959
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 A2001-045.4 : Entrance to Washington Park NW 23rd and Burnside AP/35826 12/31/1941
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 A2001-045.16 : Municipal Auto Camp : N Albina Ave and Portland Blvd AP/35825 12/31/1921
A2001-045.47 : Washington Park Zoo construction Tualatin Valley Drilling Company work with Hoyt Pitch and Putt Golf course in background AP/35823 02/17/1959
A2001-045.46 : Washington Park Zoo construction steel pipes AP/35822 02/17/1959
A2001-045.45 : Washington Park Zoo construction, Tualatin Valley Drilling Company work and Studebaker truck AP/35821 02/10/1959
A2001-045.44 : Washington Park Zoo building construction and concrete forms with sliding ground area marked in foreground AP/35820 01/20/1959
A2001-045.43 : Washington Park Zoo construction area AP/35819 01/20/1959
A2001-045.42 : Washington Park Zoo construction, view of building construction AP/35818 01/20/1959
A2001-045.41 : Washington Park Zoo construction, view of building construction AP/35817 01/20/1959
A2001-045.40 : Washington Park Zoo construction, view of OMSI Building and sink hole area with Department of Public Works barricades AP/35816 01/14/1959
A2001-045.39 : Washington Park Zoo construction, sink hole area AP/35815 01/14/1959
A2001-045.38 : Washington Park Zoo construction, exposed underground pipe AP/35814 01/14/1959