The Optical Magic Lantern Journal (May 1898)

70 The Optical Magic Lantern Journal and Photographic Enlarger. the donor’s own adding, and works without the uncomfortable jumping so noticeable in most of those usually shown. > ee > The Alexandra Palace.—After having remained closed for about nine years the Alexandra Palace, in the North of London, was opened on Good Friday. The lantern in one form or another is to be made a special feature, and an engagement bas been made with Mr. Horace Banks (of the firm of Banks & Greaves) to give the following dioramic entertainments :— A trip from England to Japan—Japan and its people—The Queen’s reign—Chanuel Islands— Picturesque New Zealand. At intervals during each lecture some well illustrated songs are given by Miss Carlotta Lynne, Gold Medalist, L.A.M. On most occasions on which we have heard this lady sing she has been accorded on encore. cad a > Mellin’s Food Cinematograph.—Mr. Chat: ham Pexton has arranged with the proprietors of Mellin’s Food to give a series of advertise| ment entertainments with the cinematograph. ; This form of advertising is fast becoming popular. In the case of this firm samples of their wares are handed to each of the audience. ~ & ~ Submarine Photography.—The following particulars are sent by a correspondent of the Madras Standard. A Rio Janeiro inventor has devised a submarine photographic apparatus for use by divers. The operator has an incandescent electric lamp with a reflector fixed on his headpiece, and is provided with an ordinary camera enclosed in a rubber envelope having a glass . apparatus has Current for the lamp is supplied from | front. the boat above and the pictures are taken by It is stated that objects have thus been photographed under water at a distance of 10 to 12 feet as easily as in full daylight. o & cd Acetylene Apparatus Exhibition. — The Council of the Imperial Institute are making * arrangements for an exhibition of apparatus in ; the pipes well ventilated by blowing through, connection with acetylene gas, on or about June 1st, provided they can by May Ist obtain sufficient entries at a minimum of £50 each. ~~ x ot _ The Photographie Convention.—From . July 4th to 9th the Convention will meet at Glasgow, the Galleries of the Royal Institute | having been secured for the meeting. Lectures, , Glacier Passes of the Valassian Alps.” ' lantern exhibitions, exhibitions of apparatus, and several excursions have been arranged. The annual dinner and smoking concert will take place at the ‘‘ Windsor Hotel.” Railway tickets from London, available for 11 days, may be obtained for 25s. The hon. see. is Mr. ' F. A. Bridge, Dalston Lane, London, N.E., who will be pleased to supply any information desired. baad baad me Acetylene Gas and Rubber Bags.~-In the course of some experiments an india-rubber bag filled with acetylene was subjected to a slight pressure and in three days the gas had passed through the rubber, although to air the bag was impervious. Toy balloons behaved in the same manner. ae bod * Blairgowrie Photographic Association.— The members of this society have so increased in numbers as to necessitate the taking of larger premises than those at present occupied in Brown Street. Arrangements have been made to take over the Drill Hall in George Street, and it is to be thoroughly done up and decorated. In this hall there is ample accommodation for giving lantern lectures. > Baad bod Precautions with Acetylene Generators. —It is a duty to direct attention to a piece of carelessness of daily occurrence which’ might cause accidents. When a generator gets out of order, the owner or person who attends to its working empties and cleans it superficially, then endeavours to find out the defect. In order to see better, even during daytime, he thinks it well to place a light inside. The been emptied, therefore he thinks there is no cause for fear ; he is ignorant J , Of the fact that there is a layer of acetylene pressing buttons through the rubber covering. | laden moisture on the surface of a gasholder even when empty, and that, besides, after long — use there is a deposit on all the metal sides exposed to the gas saturated with acetylene. Although in very small quantity, this gas may form an explosive mixture. If you require a light inside, as is sometimes necessary, the generator must be well washed, brushed, all then after some hours’ airing a light can be taken near it. ~* ~~ a Tewkesbury Philharmonic Society.—The funds of this society recently benefited by an interesting lecture with lantern illustrations given by Mr. A. E. Tutton on “ Some of the