. Roentgen radiographic table and several other new things . long time have been annoying. B 3055. Roentgen Conductor Reels, per pair (Model i) $ B 3056. (Model 2) July 1, 1905. The Portable Coil and Interrupter are very efficient, and I am verymuch pleased with the outfit. It is very compact, and I can place it inmy automobile without any trouble ; and still there is sufficient energywith a tube low enough to allow -l/2 mil-amperes to pass to make a kidneystone of a man Weighing 135 pounds in 35 seconds. The Interrupter is the most efficient I have ever seen working on alternating cu
. Roentgen radiographic table and several other new things . long time have been annoying. B 3055. Roentgen Conductor Reels, per pair (Model i) $ B 3056. (Model 2) July 1, 1905. The Portable Coil and Interrupter are very efficient, and I am verymuch pleased with the outfit. It is very compact, and I can place it inmy automobile without any trouble ; and still there is sufficient energywith a tube low enough to allow -l/2 mil-amperes to pass to make a kidneystone of a man Weighing 135 pounds in 35 seconds. The Interrupter is the most efficient I have ever seen working on alternating current. 1 have used it with a and several other coils which I have outside, and it works splendidly on each with the properadjustment. Then, as soon as the treatment was given, the lid wasscrewed down tightly on the jar and I took it to the next patients house. Dec. 14, 1905. Although I already have two Portable Coils, I must have somethingof your manufacture to put the finishing touch to my equipment. 14 James G. Biddle, 1114 Chestnut Street, Figure h.—Switch-Board for Wall. Switch-board for Wall. THE switch-board illustrated above is designed for mountingupon the wall and is a very convenient disposition of theswitches, instruments, etc., when economy of floor space is a promi-nent factor in determining the type of apparatus to be installed. The particular switch-board shown has mounted upon it anammeter, pilot lamp, fuses, pole-changing switch, switch for chang-ing from mechanical to electrolytic interrupter, condenser switch,mechanical interrupter and connections necessary for the coil, elec-trolytic interrupter and the line. We arejprepared to furnish switch-boards of special design andequipment to meet the demands of individual customers. Prices on application. James G. Biddle, 1114 Chestnut Street, Philadelphia. 15
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