20210226 10162500 1.0 TRUE TRUE Aerial_Photos_Colum_Slough_1956 Aerial photos of the Columbia Slough area of Portland acquired in 1956. The photos were obtained by BES. aerial Columbia Slough Portland 1956 Columbia Slough area aerial photos. Bureau of Environmental Services /9j/4AAQSkZJRgABAQEAAQABAAD/2wBDAAgGBgcGBQgHBwcJCQgKDBQNDAsLDBkSEw8UHRofHh0a HBwgJC4nICIsIxwcKDcpLDAxNDQ0Hyc5PTgyPC4zNDL/2wBDAQkJCQwLDBgNDRgyIRwhMjIyMjIy MjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjIyMjL/wAARCADIASwDASIA AhEBAxEB/8QAHwAAAQUBAQEBAQEAAAAAAAAAAAECAwQFBgcICQoL/8QAtRAAAgEDAwIEAwUFBAQA AAF9AQIDAAQRBRIhMUEGE1FhByJxFDKBkaEII0KxwRVS0fAkM2JyggkKFhcYGRolJicoKSo0NTY3 ODk6Q0RFRkdISUpTVFVWV1hZWmNkZWZnaGlqc3R1dnd4eXqDhIWGh4iJipKTlJWWl5iZmqKjpKWm p6ipqrKztLW2t7i5usLDxMXGx8jJytLT1NXW19jZ2uHi4+Tl5ufo6erx8vP09fb3+Pn6/8QAHwEA AwEBAQEBAQEBAQAAAAAAAAECAwQFBgcICQoL/8QAtREAAgECBAQDBAcFBAQAAQJ3AAECAxEEBSEx BhJBUQdhcRMiMoEIFEKRobHBCSMzUvAVYnLRChYkNOEl8RcYGRomJygpKjU2Nzg5OkNERUZHSElK U1RVVldYWVpjZGVmZ2hpanN0dXZ3eHl6goOEhYaHiImKkpOUlZaXmJmaoqOkpaanqKmqsrO0tba3 uLm6wsPExcbHyMnK0tPU1dbX2Nna4uPk5ebn6Onq8vP09fb3+Pn6/9oADAMBAAIRAxEAPwD3+iim uxUDGMk45oBDqKZiX++v/fP/ANejEv8AfX/vn/69A7eY+imIW3MrEHGOgxT6BMKKKKACiiigAooo oAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACmS/d B/2h/On1HL91R3LDH50DW5JRRRQIjU4lf8KfuHqKQorfeUH6imtGmxsIvT0pD0ZJRTU/1a/SnUxB RRRQAUUUUAFFFFABRRRQAUUUUAFFFFABRRRQAUUUUAFFFFABRRRQAUUUUAFFFFABRRRQAUUUUAFF FFABTH+/H/vf0NPpkn8J9GFA1uPooooEFB5FFFAEal1UDYePcUb2BG5cAnHWpKayBwAc8HPBpDuh 1FM8of3n/wC+jSKNsuAWI255OaYWRJRRRQIKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiii gAooooAKKKKACiiigAooooAKKKKACmSdFPowp9Ml+5/wIfzoGtx9FFFAgooooAKKKKACo23CTcFL DGOKkooGmM3v/wA8z+YoDtuAZcZ96fTWQNjOePQ0BdDqKZ5Y/vP/AN9UifLI65OOOpoCxJRSZHqK XIPQ0CCiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKZL9zpnkH9a fRQC0GeYOyt+VKrBgcZGDg5p1Mj+9J/vf0FA9B9FFFAgoqHc+wPuGM8jHbNP86P++v50XHysfRTP Oj/vCn0BYKKKKBBTTGrHJHNOooAb5af3F/Kk8lM5C4+hxT6KB3ZG0Qx8pIbt8xpf3v8Asin0UBcZ iX+8n/fP/wBej97/ALIp9FAXGYl/vJ/3z/8AXoUv5m1iDxngYp9M/wCW/wDwH+tILj6KKKYgoooo AKKKKACiiigAooooAKKKKACiiigAooooAKKKKACmbDuJDkZOelPooGnYZsb/AJ6t+Q/wo2N/z1b8 h/hT6KAuIq7VA9KWiigQyX/VP9DTh90UMNylT0IxTfLP99/zoH0H0VGQUZPnY5OOakoBoKKTcPUU tAgooooAKKKKACiiigApn/Lb/gNPprIrEE9aBodRTPKT0P502OQBAGD5H+yaQW7EtFM81fR/++DT lYMAR0NMLMWiiigQUUUUAFFFFABRRRQAUUUUAFFFFABRRRQAUUUUAFFFFABRRRQAUUUUAIyhhhgC Pem+VH/cX8qfRQO7I5I18s7VGfYUvmf7D/lT6KAv3GeYf7jflRvbtGfxNPooC6GoxYHIwQcU6mGN SckHJ9zR5Seh/M0BoPoqMKFmAHA2mpKAYUUUUCCiiigAqMRsowJDj6CpKKB3ImDqpIkPHsKlHIBp CMgj1pgjIGPMf9P8KA3JKKZ5Z/56P+n+FHln/no/6f4UBZD6KjAkVjjDD/aOP6UFpACSicf7X/1q AsSUUgOVB9RS0CCiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAYf9 eP8AdP8AOn0xlYsGUgHGORmjEv8AeX/vn/69Ax9FRo/3g7LkHHpTvMT+8PzoCzHUUgYMMg5paBBR RRQAUUUUAFFFFABSP9xvpS0dRQAwOFiUn0FG9v8Anmfzo8pB/CKfQO6Gb3/55n8xQHbcAyEZ75p9 Mf76H3pAh9FFFMQUUUUAFFFFABRRRQAUUUUAFFFFABRRRQAUUUUAFFFFABRRRQAUUUUAIVU9QPyo 2r/dH5UtFAEexgSVbAJzjFLsb/nofyp9FA7sZESU5OSCR+tPpnlLknLDPoxprKI2Q7mxnnLE9qQ9 GyWimean96gSITgNzTFZj6KTcvqPzoBB6HNAhaKKKACiiigApkn8J/2hT6ZJyyL6nP5UDW4+iiig QUUUUAFFFFABRRRQAUUUUAFFFFABRRRQAUUUUAFFFFABRRRQAUUUUAFFFFABRRRQAUUUUAGB6UhV W6jNLRQA3y0/uim7WRyUC4PqcVJRQO5GzyKpYquAM/e/+tUlMm/1L/7pp9APYKKKKBBTH/1kf1P8 qfTH/wBZH9T/ACoGh9FFFAgooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooA KKKKACiiigAooooAKKKKACiiigBk3+pf/dNPpkoJicDqQacrBlyKB9BaKKQkAZJwKBC0x/8AWR/U /wAqPNXtk/QU0tukTAbjPUe1IpJktFFFMkKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiig AooooAKKKKACiiigAooooAKKKKACiiigAooooAKZF90/7x/nT6jUSLkBR1Jzn3oGtiSmS/6pvpRm X+6n50jCVgRhOfc0hpakg6UUgGABS0yQooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACi iigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKACiiigAooooAKKKKAP/2Q==