Keywords: subway construction new york city newyorkcity manhattan cyanotype scan found photo foundphoto urban rapid transit rapidtransit interborough streetcar track streetcartrack trolley track trolleytrack union square unionsquare blackandwhite monochrome outdoor road black and white Scan of cyanotype print of Interborough Rapid Transit construction - Collection of David Pirmann - 4800 DPI grayscale scan; CanoScan 9000F, VueScan; 2x2 pixel interpolation saved as TIFF; touched up, converted to JPG in Photoshop Elements Scan of cyanotype print of Interborough Rapid Transit construction - Collection of David Pirmann - 4800 DPI grayscale scan; CanoScan 9000F, VueScan; 2x2 pixel interpolation saved as TIFF; touched up, converted to JPG in Photoshop Elements |