A

José Alemany
(Spain)[1895–1951] b. Blanes, Gerona, d. Provincetown

b/w shadowgraph, 1939 onlineonly.christies.com

Circular shapes, bw shadowgraph, ca. 1938 www.getty.edu

Emilio Amero
(Mexico)[1901–1976] b. Ixtlahuaca,

b/w shadowgraph with glasses, 1932 www.informador.com.mx

Markus  Amm
(Germany)[1969] b. Emsdetten, l. Geneva

Untitled, multi exposure b/w photograms of several layers of triangular stencils, 18 x 24 cm, 1999 www.saatchi-gallery.co.uk

Carl David Anderson
(USA)[1905–1991] b. NY, d. San Marino/CA

first picture of a positron track, cloud chamber photograph, 1932 www.scienceandsociety.co.uk

Anna Atkins
(UK)[1799–1871] b. Tonbridge/Kent, d. Halstead

British Algae, complete album, October 1843. Former owner: John Herschel digitalcollections.nypl.org

Dandelion, Papaver and Festuca grasses from 'British and Foreign Flowering Plants and Ferns', c.1854. collections.vam.ac.uk

Thistle (Carduus acanthoides)and Fern Study, cyanotype from about 1851-55, Museum of Fine Arts Boston www.mfa.org

Polypodium vulgare, cyanotype of fern leaf, around 1854 www.staatsgalerie.de

Carix(America), cyanotype of about ca. 1850 collections.eastman.org

Specimen of Cyanotype, peacock feathers, 1845 auden.hrc.utexas.edu:8080

Polypodium crenatum, Norway, 1854 www.gallery.ca

Cyanotype Albums of plants from 1853 (Britsh Ferns) and 1843 (British Algae) www.scienceandsociety.co.uk

Equisetum sylvaticum, cyanotype 1853 www.getty.edu

British Algae, a complete edition of 307 cyanotypes, aquired in 2017 by the Rijksmuseum www.rijksmuseum.nl

Pidder Auberger
(Germany)[1947–2012] b. Lohberg, d. Burchach

Blog-Article, featuring shadowgraphs, cliché-verres and chemigrams from the 1980-1990's fokussiert.com

Schulterküsse, cliché verres in combination with graphics/painting, 1988 www.photoscala.de