Below is a list of links to photographic processes, links to sites which, I’ve used over the years to help date my own personal photographs. These maybe helpful to you if you are tracing your family tree, and have old photos of family members you are not sure of.
PHOTOGRAPHIC PROCESSES
Photo Credit –https://commons.wikimedia.org/wiki/File:Harvard_Daguerreotypes_-_sAg_168.70.1.jpg
More info can be found below
http://www.phototree.com/id_dag.htm
https://blog.scienceandmediamuseum.org.uk/find-out-when-a-photo-was-taken-identify-daguerreotype-photography/
http://www.graphicsatlas.org/identification/?process_id=366
Photo Credit – https://commons.wikimedia.org/wiki/File:William_Henry_Fox_Talbot,_View_of_the_Boulevards_of_Paris,_1843.jpg
More info can be found below
https://www.getty.edu/conservation/publications_resources/pdf_publications/pdf/atlas_saltprint.pdf
http://www.graphicsatlas.org/identification/?process_id=269
Photo Credit – https://commons.wikimedia.org/wiki/File:-Collection_of_British_Calotypes_and_Wood-engravings-_MET_DP70833.jpg
More info can be found below
https://www.loc.gov/rr/print/coll/589_calotype.html
https://www.gla.ac.uk/myglasgow/specialcollections/collectionsa-z/hilladamson/calotypeprocess/
Photo Credit – https://commons.wikimedia.org/wiki/File:Anna_Atkins_Cystoseira_granulata.jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=319
https://www.getty.edu/conservation/publications_resources/pdf_publications/pdf/atlas_cyanotype.pdf
Photo Credit – https://commons.wikimedia.org/wiki/File:Ambrotype_of_a_baby_with_cuttings_of_hair_under_the_glass_(3588772191).jpg
More info can be found below
http://www.phototree.com/id_amb.htm
https://blog.scienceandmediamuseum.org.uk/find-out-when-a-photo-was-taken-identify-collodion-positive-ambrotype/
http://www.graphicsatlas.org/identification/?process_id=283
Photo credit – https://commons.wikimedia.org/wiki/File:Early_portrait_of_a_rather_plump_Victorian_gentleman_-_glass_wet_plate_collodion_negative_(5061962270).jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=352
Photo Credit – https://commons.wikimedia.org/wiki/File:Group_portrait,_family_of_five,_Cased_tintype,_half_plate.jpg
More info can be found below
http://www.phototree.com/id_tin.htm
https://blog.scienceandmediamuseum.org.uk/find-out-when-a-photo-was-taken-identify-ferrotype-tintype/
http://www.graphicsatlas.org/identification/?process_id=280
Photo Credit – https://commons.wikimedia.org/wiki/File:Queen_Victoria.jpg
More info can be found below
http://www.phototree.com/id_cdv.htm
https://blog.scienceandmediamuseum.org.uk/find-out-when-a-photo-was-taken-identify-a-carte-de-visite/
Photo Credit – https://commons.wikimedia.org/wiki/File:Arch_of_Titus_by_Romualdo_Moscioni._Albumen_Print.jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=143
https://www.getty.edu/conservation/publications_resources/pdf_publications/pdf/atlas_albumen.pdf
Photo Credit – https://commons.wikimedia.org/wiki/File:%C3%89tienne_Carjat,_Portrait_of_Charles_Baudelaire,_circa_1862.jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=38
https://www.getty.edu/conservation/publications_resources/pdf_publications/pdf/atlas_woodburytype.pdf
Photo Credit – https://commons.wikimedia.org/wiki/File:Chester_A_Arthur_Cabinet_Card_by_CM_Bell,_1882.jpg
More info can be found below
http://www.phototree.com/id_cab.htm
https://blog.scienceandmediamuseum.org.uk/find-out-when-a-photo-was-taken-identify-a-cabinet-card/
Photo Credit – https://www.goodfreephotos.com/spain/other-spain/the-library-and-the-chapter-at-the-cathedral-collotype-1889-in-santiago-de-compostela-spain.jpg.php
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=26
https://www.getty.edu/conservation/publications_resources/pdf_publications/pdf/atlas_collotype.pdf
Photo Credit – https://commons.wikimedia.org/wiki/File:Alfred_Stieglitz_-_The_Last_Joke_Bellagio,_1887.jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=271
https://web.archive.org/web/20131228084318/http://www.kimeia.com/pdf/history.pdf
Photo Credit – https://commons.wikimedia.org/wiki/File:Werner_Haberkorn_-_Via_Anchieta._S._Paulo_a_Santos._panorama_Fotolabor_-_53.jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=303
Photo Credit – https://commons.wikimedia.org/wiki/File:Frederick_Douglass_LOC_collodion_c1865-80.jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=222
https://www.getty.edu/conservation/publications_resources/pdf_publications/pdf/atlas_collodion.pdf
Photo Credit – http://www.graphicsatlas.org/identification/?process_id=104
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=104
Photo Credit – https://commons.wikimedia.org/wiki/File:Model_in_New_Look_fashion_on_steps_of_the_Public_Library_of_New_South_Wales,_1950__silver_gelatin_photoprint_by_Rob_Hillier_(7785514320).jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=266
Photo Credit – https://commons.wikimedia.org/wiki/File:Aubrey_Beardsley_LCCN95500934.jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=125
Photo Credit – https://commons.wikimedia.org/wiki/File:Hb_3343412.jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=343
Photo Credit – https://commons.wikimedia.org/wiki/File:Andrew_Jackson-Related_Collodion_Print_Photographs,_1897_(4359293217).jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=296
Photo Credit – https://commons.wikimedia.org/wiki/File:Emma_Barton_-_The_Awakening.jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=306
Photo Credit – https://commons.wikimedia.org/wiki/File:Postcard._Greetings_from_the_dear_Homeland._Wildt_and_Kray,_London,_N.W._Series_no_1819._Printed_in_England._(1910)._(21643308556).jpg
More info can be found below
https://blog.scienceandmediamuseum.org.uk/find-out-when-a-photo-was-taken-identify-a-postcard/
Photo Credit – http://loc.gov/pictures/resource/ggbain.03485/
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=364
Photo Credit – https://commons.wikimedia.org/wiki/File:Accession_Number-_1982-2070-0002_(2678237668).jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=301
Photo Credit – https://commons.wikimedia.org/wiki/File:Alfred_Roller_(1864%E2%80%931935)_1909_%C2%A9_Madame_d%27Ora_(1881%E2%80%931963)_Arthur_Benda_(1885%E2%80%931969).jpg
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=347
Photo Credit –
http://www.graphicsatlas.org/identification/?process_id=326
More info can be found below
http://www.graphicsatlas.org/identification/?process_id=326
CLUES IN PHOTOGRAPHS
https://blog.findmypast.co.uk/family-photos-what-are-they-wearing-1406240689.html
https://www.worthpoint.com/articles/blog-entry/dating-vintage-photographs-1840-2
https://vintagefashionguild.org
http://www.internet-genealogy.com/Dating%20Old%20Photos.pdf
http://thephotoorganizers.com/dating-identifying-old-family-photographs/
http://www.cartes.freeuk.com/time/time.htm