20210226 10131100 1.0 TRUE TRUE Aerial_Photos_Colum_Slough_1936 Cloumbia Slough area aerial photos acquired in 1936. The photos were obtained by BES. aerial photo columbia slough Portland 1936 Columbia Slough area aerial photos. Bureau of Environmental Services /9j/4AAQSkZJRgABAQEAAAAAAAD/2wBDAAgGBgcGBQgHBwcJCQgKDBQNDAsLDBkSEw8UHRofHh0a HBwgJC4nICIsIxwcKDcpLDAxNDQ0Hyc5PTgyPC4zNDL/2wBDAQkJCQwLDBgNDRgyIRwhMjIyMjIy MjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjL/wAARCADIASwDAREA AhEBAxEB/8QAHwAAAQUBAQEBAQEAAAAAAAAAAAECAwQFBgcICQoL/8QAtRAAAgEDAwIEAwUFBAQA AAF9AQIDAAQRBRIhMUEGE1FhByJxFDKBkaEII0KxwRVS0fAkM2JyggkKFhcYGRolJicoKSo0NTY3 ODk6Q0RFRkdISUpTVFVWV1hZWmNkZWZnaGlqc3R1dnd4eXqDhIWGh4iJipKTlJWWl5iZmqKjpKWm p6ipqrKztLW2t7i5usLDxMXGx8jJytLT1NXW19jZ2uHi4+Tl5ufo6erx8vP09fb3+Pn6/8QAHwEA AwEBAQEBAQEBAQAAAAAAAAECAwQFBgcICQoL/8QAtREAAgECBAQDBAcFBAQAAQJ3AAECAxEEBSEx BhJBUQdhcRMiMoEIFEKRobHBCSMzUvAVYnLRChYkNOEl8RcYGRomJygpKjU2Nzg5OkNERUZHSElK U1RVVldYWVpjZGVmZ2hpanN0dXZ3eHl6goOEhYaHiImKkpOUlZaXmJmaoqOkpaanqKmqsrO0tba3 uLm6wsPExcbHyMnK0tPU1dbX2Nna4uPk5ebn6Onq8vP09fb3+Pn6/9oADAMBAAIRAxEAPwD3+gAo AKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgA oAKACgAoAKACgAoAKACgBpZR1IH40BZieYn95fzouPlfYPMT+8v50XDlfYPMT+8v50XDlfYPMT+8 v50XDlfYTzU9fyFK4+Vh5qf7X/fJouLlYean+1/3yaLhysPNT/a/75NFw5WHmr7/APfJouHKw3ns rGi4+XzDzG/55N+n+NFxcq7h5jf88m/T/Gi4cq7h5jf88m/T/Gi4cq7hvb+436UXHZdw3SdkH4tR qFo9xN0v9xf++v8A61GorR7hul/uL/31/wDWo1C0e4bpf7i/99f/AFqNQtHuLmX+6v8A31/9ajUP dDEh7qPwzRqHuibZf76/98//AF6NQvHsG2X++v8A3z/9ejULx7Btl/vr/wB8/wD16NQvHsG2T++v /fP/ANejUPd7C7W7ufwFA7rsHlt/z1b9P8KLC5l2Dy2/56t+n+FFg5l2Dy2/56t+n+FFg5l2E8tv +ej/AKf4UWDm8hY+hBJOCRzQgkSUxBQAUARSAFowehbn8jSY46XHeVH/AHRRZD5mHlR/3RRZBzMP Kj/uiiyDmYCNB/CKdhczF2r6D8qBXYbR6D8qAuw2j0H5UBdhtHoKAux2BQAUAFABQAUAFABQAUAF ABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQBHH/F/vGkhy6ElMQUAFAEb/fj/AN7+hoY47Mko EFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQB HH/F/vGkhy6ElMQUAFAEcvRT6MKTHEkpiCgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKAC gAoAKACgAoAKACgAoAKACgAoAKACgAoAjj/i/wB40kOXQkpiCgAoAjl/1f4j+dJjjuSUxBQAUAFA BQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUARp1f/epI qXQkpkhQAUARy/6v8R/Okxx3JKYgoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACg AoAKACgAoAKACgAoAKACgAoAKAI1/wBY4+lIp7IkpkhQAUARy/6v8R/Okxx3JKYgoAKACgAoAKAC gAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKAI1/wBa/wCFIp7I kpkhQAUARy/6v6EH9aTHHckpiCgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACg AoAKACgAoAKACgAoAKACgAoAjX/Wv+FIp7IkpkhQAUARyf6p/oaT2KjuiQdKZIUAFABQAUAFABQA UAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFAEa/6x/wpFPZElMkK ACgCOX/VP9DSexUfiQ8dBTJFoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAK ACgAoAKACgAoAKACgAoAKAI1/wBY/wCFIp7IkpkhQAUARy/6p/oaT2Kj8SHjoKZItABQAUAFABQA UAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQBH/wAtT7il1K+y SUyQoAKAI5f9U/0NJ7FR+JDx0FMkWgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAK ACgAoAKACgAoAKACgAoAKACgAoAj/wCW3/Af60uo/sklMQUAFADHGUYeooGtwQ5QH2oQPcfQIKAC gAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKAI/+W3/A f60uo/sklMQUAFABQBHF/ql+lJbFT+JklMkKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAo AKACgAoAKACgAoAKACgAoAKACgAoAKAI/wDlt/wH+tLqP7JJTEFABQAUARw/6pfpSWxU/iZJTJCg AoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgCP/lsP pS6j+ySUxBQAUAFAEcP+qX6UlsVP4mSUyQoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgA oAKACgAoAKACgAoAKACgAoAKACgAoAjPEq+4xS6lL4SSmSFABQAUARw/6pfpSWxU/iZJTJCgAoAK ACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgAoAKACgCN/wDWR/U/ ypFLZklMkKACgAoAji+5j0JFJFS3JKZIUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUA FABQAUAFABQAUAFABQAUAFABQAUARv8A6yP6n+VIpbMkpkhQAUAFAEcXRv8AeNJDkSUxBQAUAFAB QAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQBG/+sj+p/lSK WzJKZIUAFABQBHF0P+8f50kNklMQUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQ AUAFABQAUAFABQAUAFABQAUARv8A6yP6n+VIpbMkpkhQAUAFAEcXQ/7x/nSQ2SUxBQAUAFABQAUA FABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQBG/3k+tIpbMkpkhQ AUAFAEcf8X+8aSHLoSUxBQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAN3 KO4/OgLMTevqPzoHZhvX1H50BZhvX1H50BZhvX1H50BZh5if3qVw5WJ5qev6Gi4+Vh5qev6Gi4cr Gs6tgA5OR2ouCTW5NTJCgAoAKAIQxVn4Y5PGBSL3SHb2/wCeZ/MUXJsu4m9v+eZ/MUDsu4b2/wCe Z/MUBZdw3v8A882/MUBZdxdzn+AD6mjULLuGZPRfzo1F7ofvfRfzo1D3Q/e+i/nRqHuifvf9n8zR qHui4k/vD8qNQ90Nsn98f980ajvHsG2T++P++aNQvHsG2T++P++aNQvHsG1/7/6UCuuwbD3dvwos PmXYPLP99vzosLm8g8v/AG2/Oiwc3kHl/wC2350WDm8g8v1Zj+NFg5vIPKXvk/jRYfMxfKT0/Wiw czE8lPT9aLBzsPJT0/Wiwc7F8pPT9aLBzMPLT+6KdhczDYvoPyoC7F2L6D8qBXYbF9B+VAXYbF9B +VAXYuAO1AC0AFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUAFABQAUA FABQAUAFABQAUAFABQAUAFABQAUAFABQAUAf/9k=