A FLASH-LIGHT INTERIOR 

VINTAGE 1889 PHOTOGRAVURE 

by 

From: THE PHOTOGRAPHIC TIMES 

JULY 12,1889, Vol. XIX. No: 408 

Plate size: 28.7 x 20.5 cm 

From the accompanying text associated with this plate: 

A FLASH LIGHT INTERIOR 

INTERIOR Our frontispiece this week is an example of an ingenious method of interiors by means of magnesium light The negative was made by Mr EM Pine Philadelphia inventor of the excellent lamp which bears his name We are indebted Messrs Morris Earle & Company merchants of Philadelphia for the negative well as for the description which follows It was desired that a photograph be taken of suite of rooms in Trymby Hunt & Co s large rooms Market St Philadelphia There was day light to make the exposure by and it that a magnesium light would be desirable with the long series of rooms one flash would been useless hence it was concluded that a of exposures in separate rooms would make exposure for the entire plate satisfactory camera was placed in a room from which could seen through the doors of the various rooms mirror at the back end of the vista flashes were made of fifteen grains of pure magnesium powder in Pine's flash lamp and two exposures from opposite sides of each room were so that the shadows in every instance were and a satisfactorily timed exposure obtained lens being capped between the exposures having been done previous to the original and registered on the bed of the camera for distance of the separate rooms from the camera After the first exposure the back of the was run back to focus No 2 and so on until exposures were made on one plate The development came up satisfactorily and made as the shows it a well timed exposure throughout picture having been shown to an engraver remarked immediately on the sharpness of from foreground to background and that an exposure in halls and dwellings would be great use in their work enabling them to without the difficulty of extra work of sharpening up the background previous to engraving The exposure was made on a Cramer plate sensitometer sixty with a wide angle Beck Autograph Lens x8 ff stop with cap exposure. 

About the Photographer 

E.M. Pine was a photographer and the inventor of Pine's Magnesium Flash Lamp

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