Postcards

thumb|Example of a court card, postmarked 1899, showing Robert Burns and his cottage and monument in [[Ayr]] alt=Postcard depicting people boarding a train at the Shawnee Depot in Colorado, late 1800s.|thumb|Postcard depicting people boarding a train at the Shawnee Depot in Colorado, late 1800s

Postcrossing is an online project for people to exchange postcards with other project members globally. The project's tag line is "send a postcard and receive a postcard back from a random person somewhere in the world!" The name Postcrossing is a union of the words postcard and crossing, and its origin "is loosely based on the Bookcrossing site".

illustrated piece of card or high quality paper featuring an expression of friendship or other sentiment

January 1, a national holiday in Japan (the first day of the first month of the East Asian Lunar calendar prior to 1873)

Deltiology (from Greek , , diminutive of , , "writing tablet, letter"; and , ) is the study and collection of postcards. The word originated in 1945 from the collaboration of Rendell Rhoades (1914–1976) of Ohio and colleagues at Ohio State University.

thumb|280px|1890s photochrom print of Neuschwanstein Castle, [[Bavaria, Germany]] Photochrom, Fotochrom, Photochrome or the Aäc process is a process of colorizing from a single black-and-white negative with subsequent photographic transfer onto lithographic printing plates. The process is a photographic variant of chromolithography (color lithography). Because no color information was preserved in the photographic process, the photographer would make detailed notes on the colors within the scene and use the notes to transfer the image through colored gels onto the printing plates.

message received in 1888, which claims to have been written by the serial killer now known as Jack the Ripper

Colnect Collectors Club Community is a website containing wiki-like collectables catalogs. It allows collectors to manage their personal collection using these catalogs and automatically match their swap/wish-lists with those of other collectors. Colnect provides a marketplace dedicated to buying and selling collectibles. Colnect's phone cards catalog is the biggest in the world.

French drawing series on scientific progress about the year 2000

form of erotic imagery

thumb|250px|Screenshot of PostSecret with an example postcard. PostSecret is an ongoing community mail art project, created by Frank Warren in 2004, in which people mail their secrets anonymously on a homemade postcard. Selected secrets are then posted on the PostSecret website, or used for PostSecret's books or museum exhibits.

American billionaire, philanthropist, art collector

Austrian national economist (1839-1902)

trading cards included in cigarette packaging

greeting card for the Easter holiday

postal stationery with an imprinted stamp or indicium signifying the prepayment of postage

postcard bearing the photograph of a lynching

postcard used for advertising purposes

penny Penates postcard used in a public postal system