Case 4 A. P.--Sicilian. Worker in shoe factory. Age 24. Hernia four months duration. Never retained by truss. Sac extends half way to bottom of scrotum. Pubes shaved, skin sterilized. Operation Aug. 26, 1905. Skin infiltrated to allow passage of large needle without pain. Injection at internal ring of forty minims. Injections into canal of about thirty minims. In attempting to inject paraffin in cold state screw piston syringe broken. All metal syringe used for infiltrating, warmed and filled with melted paraffin. In using syringe to inject the canal near the external ring the needle plugged. Using all force possible the plug forced from needle and over a dram of melted paraffin thrown between the pillars of the external ring. Patient complained of considerable pain. Codeine used one-fourth grain every hour. On the third day after injection skin over the external ring infiltrated and with sharp spoon about a half dram of paraffin removed. Operation painless. Formaldehyde solutions one to five thousand used as moist dressings. Codeine continued for two days longer. Patient lost one week from work. Sept. 24, 1905. No recurrence, no pain or tenderness. Area at former site of hernia slightly more prominent than opposite side, no redness of skin. Case 5. Case 5 F. C.--American born, age 18. Private patient. Hernia about size of average marble midway between ensiform cartilage and umbilicus. Spontaneous origin. Injected at office with half dram of paraffin, melting point 115. Operation Dec. 2, 1905. About half dram total quantity used. No reaction when adhesive strip removed on fourth day. Slightly tender on pressure. Examination Feb. 7, 1906. No recurrence, no redness, no pain. Case 6. Case 6 J. C.--Italian barber. A. C. C. Disp. Inguinal hernia on right side. Noted three weeks before. Sac protruding through external ring. Injection after infiltration. Forty minims injected about internal ring. Twenty minims in canal. Twelve or fifteen minims thrown between the pillars of external ring. Codeine prescribed but not taken. Parts quite sensitive on third day. No fever. Sleeps well with two pillows under thigh of affected side. Fifth day, no pain, tenderness very much less, able to bend leg almost as freely as ever. Twelfth day impulse at internal ring? (Questionable.) Injection of twenty minims at internal ring, ten into canal and ten between pillars, melting point 104. March 4, 1906. Last examination. No recurrence, no pain or tenderness. Case 7.