From Process Type Foundry: an influ­en­tial mono­graph by William Addison Dwig­gins. An Amer­ican illus­trator and book designer, Dwig­gins came to type design later in life. He wrote WAD to RR: a letter about designing type to colleague Rudolph Ruzicka in 1940, offering rare insight into the type­face design process. · Go to WAD to RR: a letter about designing type →