帝政ロシア時代のカラー写真
100年前に撮影されたカラー写真
http://bbs.enjoykorea.naver.co.jp/jphoto/read.php?id=enjoyjapan_12&nid=49755&work=list&st=&sw=&cp=3
Radium Software Development
http://www.radiumsoftware.com/0306.html#030610
The Empire That Was Russia: The Prokudin-Gorskii Photographic Record Recreated (A Library of Congress Exhibition)
http://www.loc.gov/exhibits/empire/
Digichromatography: Restoring Prokudin-Gorskii's Photographs
http://www.gridenko.com/pg/
