The American annual of photography (1914) (14593475560)

Identifier: americanannualof28newy (find matches)
Title: The American annual of photography
Year: 1914 (1910s)
Authors:
Subjects: Photography
Publisher: New York : Tennant and Ward
Contributing Library: Harold B. Lee Library
Digitizing Sponsor: Brigham Young University



Text Appearing Before Image:
Figure i. The business man as well as the professional man will findendless ways of turning microscope and camera to profitableaccount as the range of subjects is unlimited. To one in search of a hobby probably no better objects couldbe taken than diatoms (Figure I) a group of unicellular plantsto be found wherever there is salt or fresh water or dampearth, and for photographic purposes no better objects canbe desired. In size they are so tiny as to be almost invisible,yet marked with exquisite patterns of delicate and intricatelacework that attract both novice and specialist alike and make 38
Text Appearing After Image:
MONDAY W. H. PORTERFIELD. them the playthings of a microscopist. Evidently thereforeNature does not lavish its gifts of beauty through processes ofevolution for nothing prettier can be found in highly organizedstructures than in these simple cells of the vegetable kingdom. When viewed in a living state a drop of water may showdiatoms moving about in numbers and kept free from colli-sion by some mysterious agency not yet known. It is not theliving plant, however, so much as its siliceous skeleton in aprepared state that makes it dear to the microscopist, forundoubtedly it was the attempt to make visible all the minutemarkings of the diatoms that brought about such a great im-provement in microscopic objectives. For educational purposes the use of camera and microscopepromises great future development, especially in recording themovements and growth of disease germs as shown by aid ofthe cinematograph. In this direction alone there is amplescope for original work.