20260616 12551700 1.0 TRUE 1928 Milwaukee County 1928 Aerial greyscale non-ortho-rectified vertical aerial photography covering portions of Milwaukee County - beleived to have been captured in 1928 - resolution is approx. 8 inches per pixel - sheets covering approx. 1/2 mile by 1/2 mile were scanned and georeferenced via third-order polynomial transformation using high-resolution orthography as reference aerial_1928