Several etchings from James Abbott McNeill Whistler's "Thames Series" (1859) reveal the artist's canny eye for selective detail and exquisite finesse with an etcher's needle.

WSJ: River Romantics | The Panoramic River | Hudson River Museum | By Barrymore Laurence Scherer

Firstly the chips are thinned down using a plasma etcher.

BBC: US engineers develop smart RFID-enabled paper