File:The American annual of photography (1912) (14742801226).jpg

Identifier: americanannualof1912newy (find matches)
Title: The American annual of photography
Year: 1912 (1910s)
Authors:
Subjects: Photography
Publisher: New York : Tennant and Ward
Contributing Library: Harold B. Lee Library
Digitizing Sponsor: Brigham Young University

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od most suited to his subject; for instance, the greatstitchwort is a particularly difficult plant to make a satisfac-tory photograph of in its natural surroundings, owing to itsvegetative system resembling so closely surrounding growth.The cuckoo-pint, on the other hand, is such a striking objectthat no difficulty need be experienced in isolating it from itssurroundings. In many cases it is desirable to supplementoutdoor photographs showing natural conditions with detailedphotographs of parts, which work is essentially laboratorywork. BOTANICAL PHOTOGRAPHY IN THE FIELD. The great drawback to successful work in the field, at leastin England, is unfavorable weather. Perfectly still intervalsof sufficient duration to enable an exposure of, say, one minuteto be made, seldom occur; how seldom only those accustomedto this kind of work know. As a rule, exposures have to bemade by additive methods, capping the lens carefully on thefirst appearance of wind. The day par excellence for suc- io8
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PORTRAIT. Mary Carnell. cessful outdoor plant photography is a very dull day withslight drizzle. The drizzle is by no means essential tosuccessful plant photography; it is merely the almost invari-able accompaniment of the ideal day, and as such accepted; infact, a meteorological commensal. Next to the dull, drizzlingday, the late summer evening offers most opportunities forprolonged exposures, and some of my most successful nega-tives have been taken quite late in the evening v^hen the lightwas photographically very poor. It may be observed herethat color values are very often quite well rendered at suchtimes, even without a filter. Probably the ideal conditionsfor outdoor work is a fine, still evening, with the sun welltowards the horizon, and yellow light illuminating the object;certainly, with such conditions I have been able to get nega-tives that impressed me as being of finer quality than thosetaken when the light was better photographically. The choice of camera may very well

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