Dating postcards azo, quick reference real photo old postcard dating guide
Observing this shiny crust, no mater what the color, is a quick and sure way of telling if you are looking at a real photo. When the effect is exaggerated it is most certain that it was done so for stylistic effect.
Many of these hand colored cards that depicted women and children were produced in Europe while in America colored views were dominant. Platinotype - Blueish silver in color, sepia tones since Does it list a phone number with area code? To distinguish a printed post card from a real photo post card, examine it under a magnifying glass and you will see the dot pattern that is characteristic of lithographed cards.
Known dates, the year spread could be larger. Solio paper was replaced by Studio Proof Paper, manufactured until Their speed not only allowed them to be arabtoarab dating site with an enlarger but it increased production speed as well.
Many millions of cards were published in this era -- it was the golden age of postcards. Stamp Boxes A stamp box is the small area in the upper right-hand corner of a post card where individuals could place apostage stamp to mail a post card.
A Real Photo Postcard is solid, no dots. To make a standard sized postcard from negatives that needed to be contact printed the image always had to be cropped.
AZO - If the card has a shiny surface and is printed in dating postcards azo using a halftone process tiny dots of magenta, cyan, yellow and blackit was probably made no earlier than If no message was permitted on the address side, the card probably predated March of This silver chloride paper had a collodion emulsion that could be washed out dating postcards azo water after exposure.
Two triangles pointing 'up' and two triangles 'down'. Hand Coloring - The real photo postcards that do exist in color were colored by hand.
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New printing processes allowed printing on post cards with high rag content that caused a linen-like finish. Most of the earliest American picture post cards that exist today are those that were sold at the World Columbian Exposition in Chicago, Illinois, starting on May 1, Please refer to number in RED under image or description of the stamp boxes.
DOPS - Special coloring kits were eventually marketed aimed at the amateur. If you have any information, corrections, comments, or additions, please email ron playle.