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Aerial Survey - Portland 74 - Flight 10 - SW, SE, NE to N |
AF/173088 |
03/21/1974 |
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Aerial survey - Portland 74 - Flight 9 - SW, SE, NE to N |
AF/173087 |
03/21/1974 |
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Aerial survey - Portland 74 - Flight 8 - SW, NW to N |
AF/173081 |
03/21/1974 |
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Aerial survey - Portland 74 - Flight 7 - SW, NW to N |
AF/173075 |
03/21/1974 |
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Aerial survey - Portland 74 - Flight 6 - SW to NW |
AF/173044 |
03/21/1974 |
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Aerial survey - Portland 74 - Flight 5 - SW to NW |
AF/173043 |
03/21/1974 |
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Aerial survey - Portland 74 - Flight 4 - SW to NW |
AF/173042 |
03/21/1974 |
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Aerial survey - Portland 74 - Flight 3 - SW to NW |
AF/173041 |
03/21/1974 |
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Aerial survey - Portland 74 - Flight 2 - SW to NW |
AF/173040 |
03/21/1974 |
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Aerial survey - Portland 74 - Flight 1 - NW Portland |
AF/173039 |
03/21/1974 |
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Aerial survey - Portland 74 - Flight F - SW, SE, NW to NE |
AF/173038 |
03/21/1974 |
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Aerial survey - Portland 74 - Flight E - SW Portland |
AF/173034 |
03/21/1974 |
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Aerial survey - Portland 74 - Flight D - SW to N |
AF/173033 |
03/21/1974 |
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Aerial survey indices, 1972, 1974, 1978 |
AF/173027 |
03/21/1978 |
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Aerial survey - Portland 74 - Flight A - SW to NW |
AF/173028 |
03/21/1974 |
