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The images available
through Viridans are all digital, slightly compressed JPEG
files. We do not supply original
slides, prints or negatives. They are available in
several sizes which are a roughly standardised as follows
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Small:
300 x 225 to 400 x 300 pixels (for use in web pages.) [MORE]
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Medium: 800 x 600 pixels
(used
principally for A4 folder brochures, A2 or A1 posters
where many pictures are required and small field guides and handbooks.)
[MORE]
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Intermediate:
1600 x 1200 pixels (used
principally for half-page prints in reference books, encyclopaedias,
medium-format field guides and school text books.)
[MORE]
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Large:
2400 x 1800 to 3000 x 2250 pixels (used
principally for full-page prints in reference books, magazines
and encyclopaedias or covers for medium-format
books.) [MORE]
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