"Chicago 6" Aaron Siskind. (1961 Gelatin Silver Print). Line. The lines in this picture are structured a little more differently than just normal, straight lines drawn across a piece of paper. The lines get smaller the longer they get and kind of fade off at the end of it.
Ansel Adams (American, 1902 to 1984) gelatin silver print [photograph] on paper, Dawn, Autumn, Great Smoky Mountains National Park, Tennessee, 1948, probably a later printing. Signed Ansel Adams in pencil on the mount lower right, titled and stamped with artists Carmel, California, stamp on the reverse of the mount. p4a.com