time papers coated with polyethylene on both sides are being used in large quantities for the production of photographic prints. Support materials of this kind are relatively cheap, but they still have some disadvantages. For example, the edges of cut papers are of course unprotected. Chemicals can penetrate into the paper felt here and cause edge discoloration. In practice, the polyethylene surface is wetted unevenly; it is very difficult to produce uniform layers on such a surface without some cloudiness.
United Kingdom Patent Specification No. 355 303 (Saunders) issued in 1931 describes a process for the production of black and white positive photographs in which a black and white transparency is first produced in an emulsion carried on a conventional celluloid support and is cemented at the emulsion sideMore Articles Schools

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LIBERTY, N.Y. — An elementary school student in Liberty has been diagnosed with a confirmed case of scabies, school district officials said.

Officials at the Sullivan County school district were informed Thursday of the diagnosis for the unidentified student at Liberty Elementary School.

Scabies is an infestation of the skin by a human itch mite. The mites burrow under a person’s skin, where it lives and lays its eggs. The mite is transferred person to person by prolonged contact of the skin to another person. That can mean people who sleep together or household members who share towels and/or bedding.

Scabies produces a rash and intense itching, which can keep people awake at night. It is curable, but requires a prescription medication from a doctor. Small red bumps that