history.html -- history and technical discussions from MMDigest
photos01.html -- photographs courtesy Iñigo Perez-España, Madrid
photos02.html -- photographs courtesy Iñigo Perez-España, Madrid
drawings01.html -- technical drawings, by Richard Vance
trackerBar.html -- drawing of the Kastonome tracker bar, by Robbie Rhodes

Read about Kastner and Kastonome in the MMD Archives