00569cam a22001571  4500082002800000100002600028245008300054250002100137260004600158300004900204500006100253526003700314650002400351650000800375650002800383  a526.982bHARcL-16, P-31 aHart, Cecil Augustus.10aAir photography applied to surveying.c With a foreword by Sir Alexander Gibb.  a[New impression]  aLondon,aNew York,bLongmans, Greenc1955  axx, 366 p.billus. (part col.) maps.c25 cm.  aColored spectacles for use with the anaglyphs in pocket.  a0b0c0d526_982000000000000_HAR 0aAerial photography. 0aMCE 0aPhotographic surveying.