The schedules ... were originally drafted by Mr. Charles Martel and subsequently developed by ... several classifiers ... The present classifier, under the supervision of Mr. C. W. Perley, the chief classifier, has subjected the entire scheme to a systematic revision ... Class CN, epigraphy, is at present undeveloped."--Pref. (signed: Alfred F. W. Schmidt, classifier in charge)
Martel, Charles, b. 1860; Perley, Clarence Warner, 1867-; Schmidt, Alfred Francis William, 1873-
Evidence reported by Alyson-Wieczorek for item classcauxiliarys00libr on August 28, 2008: no visible notice of copyright; stated date is 1915.