Scientific American Supplement, No. 648, June 2, 1888Note 10 — TUMORS OF THE BLADDER. DIAGNOSED BY MEANS OF THE ELECTRO-ENDOSCOPIC CYSTOSCOPE.Reading editionDeutsche Patentschrifte, No. 6, 853.◇Copy noteReturn to TUMORS OF THE BLADDER. DIAGNOSED BY MEANS OF THE ELECTRO-ENDOSCOPIC CYSTOSCOPE.