Old House Journal continues: "Local entrepreneurs hired them to record area events and the homes of prominent citizens.
Real Photo Postcards were just regular pictures developed on pre-printed postcard stock.
Dating of the postcards can be done from the style of the address side of the card and from the style of the stamp box. Original RPPC (real photo post card) showing a little girl surrounded by her toys. In the foreground is another soldier with a bayonet and men in formal elaborate military garb who are walking up stairs. There are a few minute insignificant flaws at the left border. Naftzinger Funeral Director and Embalmer Furniture and Rugs Centerport, Pa. There is some wear & rounding at the corners & a little wear along the edges.
has an excellent guide to identifying and dating vintage Real Photo Postcards from the design of the stamp boxes on the card. There are two tiny creases at the bottom left corner tip. Original RPPC (real photo post card) showing a girl with curls in an "American" toy pedal car. The back has an AZO stamp box with the two top triangles pointing up & the two bottom triangles pointing down. There is a minor bend at the top left corner tip that does not break the surface. On the left side is a doll laying on a hammock hanging over a table full of toy china dishes. The card is in fresh excellent/near mint unused condition just like it turned up in a Pennsylvania estate. This is an original real photo postcard of lodge members standing in front of the Easton, Pa. There is a tiny crease 1/8" in from the top left corner. There is a 7/16" tear at the left border & a 1/16" tear at the right border. There are five tiny pinpoint size ink spots on the buildings.
lthough real photo postcards were made in a variety of ways, they hold one identifiable feature in common.
The tonalities of photos are completely continuous to the eye producing true greys, for they are created by the reaction of individual photosensitive molecules to light rather than the transfer of ink from a plate.