Unidentified photographer, 1920 (ca), Untitled [Folgers coffee], Gelatin silver print, snapshot, double exposure, 2.75 x 4.25 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29884

Unidentified photographer / artist, n.d., {Streetlight abstractionl], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29866

Unidentified photographer / artist, n.d., {Streetlight abstraction, detail], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29865

Unidentified photographer / artist, n.d., [Kyoto], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29874

Unidentified photographer / artist, n.d., [Kyoto, detail], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29873

Unidentified photographer / artist, n.d., [Kyoto, detail], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29872

Unidentified photographer / artist, n.d., [Beach & Beach cabana], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29861

Unidentified photographer, 1915 (ca), Untitled [Child on the grass], Gelatin silver print, snapshot, double exposure, 4.25 x 2.75 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29897

Unidentified photographer, 1920 (ca), Untitled, Gelatin silver print, double exposure, 4.5 x 2.5 in, Private collection of David & Kim Leggett, LL/30034

Unidentified photographer, 1937, 29 April, Untitled, Gelatin silver print, double exposure, 4.5 x 3 in, Private collection of David & Kim Leggett, LL/30037

Unidentified photographer / artist, n.d., [Pile of people], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29869

Unidentified photographer / artist, n.d., [Pile of people, detail], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29868

Unidentified photographer, 1940 (ca), Untitled, Gelatin silver print, double exposure, 3.5 x 2.5 in, Private collection of David & Kim Leggett, LL/30035

Unidentified photographer / artist, n.d., [Man on cliff], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29862

Unidentified photographer, 1940 (ca), Untitled [Man in trees], Gelatin silver print, snapshot, double exposure, 5 x 3 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29881

Unidentified photographer / artist, n.d., [Woman with white picket fence], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29875

Unidentified photographer, 1945 (ca), Untitled [Two women], Gelatin silver print, snapshot, double exposure, 4 x 2.5 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29887

Unidentified photographer, 1910 (ca), [Group portrait], Gelatin silver print, double exposure, Select Vernacular Photographs / Norman Kulkin, LL/30021

Unidentified photographer, 1949 (date stamped), Untitled [Group portrait], Gelatin silver print, snapshot, double exposure, 4.5 x 2.75 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29890

Unidentified photographer, 1950 (ca), Untitled [Groups of friends], Gelatin silver print, snapshot, double exposure, 4.25 x 2.5 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29891

Unidentified photographer, n.d., [A portrait], Gelatin silver print, double exposure, Select Vernacular Photographs / Norman Kulkin, LL/30019

Unidentified photographer, 1940 (ca), Untitled [Four friends], Gelatin silver print, snapshot, double exposure, 3.75 x 2.75 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29896

Unidentified photographer, 1945 (ca), Untitled [Sailor on the lawn], Gelatin silver print, snapshot, double exposure, 4.75 x 3 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29895

Unidentified photographer, 1949 (date stamped), Untitled [three women], Gelatin silver print, snapshot, double exposure, 4 x 3 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29886

Unidentified photographer / artist, n.d., [Couple with lamp], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29877

Unidentified photographer, 1950 (ca), [Figure study], Gelatin silver print, double exposure, Select Vernacular Photographs / Norman Kulkin, LL/30022

Unidentified photographer, 1925-1935 (ca), [Two Headed Baby], Gelatin silver print, double exposure, 3 3/4 x 2 11/16 in, Private collection, LL/29938

Unidentified photographer / artist, n.d., [Shopfront], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29864

Unidentified photographer, 1950 (ca), Untitled [A smiling gent], Gelatin silver print, snapshot, double exposure, 3.25 x 3.5 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29893

Unidentified photographer, 1930s (ca), [Motorcyclist], Gelatin silver print, double exposure, Select Vernacular Photographs / Norman Kulkin, LL/30026

Unidentified photographer, 1940 (ca), Untitled [Man in the lanscape], Gelatin silver print, snapshot, double exposure, 3.5 x 4 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29885

Unknown (USA), 1965 (ca), Flying Carpet in NY, [Accidental Mysteries, The Fantastic], Gelatin silver print, 14 x 11 in (frame), Private collection of John Foster, LL/20690

Unidentified photographer / artist, n.d., [Beach ghosts], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29858

Unidentified photographer / artist, n.d., [Women and car], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29878

Unidentified photographer, 1935-1940 (ca), [the Child beneath the Table or Skirt], Gelatin silver print, double exposure, 3 3/16 x 5 7/16 in, Private collection, LL/29937

Unidentified photographer / artist, n.d., [Couple in living room, abstract], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29876

Unidentified photographer, 1941, [Portrait of a lady], Gelatin silver print, double exposure, Select Vernacular Photographs / Norman Kulkin, LL/30024

Unidentified photographer / artist, n.d., [Actors conductor], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29860

Unidentified photographer, 1930 (ca), [Group portrait], Gelatin silver print, double exposure, Select Vernacular Photographs / Norman Kulkin, LL/30023

Unidentified photographer, 1950 (ca), Untitled [Two men], Gelatin silver print, snapshot, double exposure, 4 x 5 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29888

Unidentified photographer, 1959, October (date stamped), Untitled {Group amongst the trees], Gelatin silver print, snapshot, double exposure, 4 x 4 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29889

Unidentified photographer, 1949, May (date stamped), Untitled [A fast moving woman in the kitchen], Gelatin silver print, snapshot, double exposure, 3.5 x 2.5 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29892

Unidentified photographer, 1975 (ca), Untitled [Ghostly figure], Gelatin silver print, snapshot, double exposure, 9.25 x 6.5 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29883

Unidentified photographer, 1930 (ca), Untitled [Misbehaving angel smokes a cigarette], Gelatin silver print, double exposure, 4 x 3 in, Private collection of David & Kim Leggett, LL/30033

Unidentified photographer / artist, n.d., [Graduates], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29867

Unidentified photographer / artist, n.d., [Split image of a woman at a door], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29863

Unidentified photographer, n.d., [Building - Santa Clara College], Gelatin silver print, double exposure, Select Vernacular Photographs / Norman Kulkin, LL/30025

Unidentified photographer / artist, n.d., [Tourist and natives], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29880

Unidentified photographer / artist, n.d., [Tourist and native, detail], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29879

Unidentified photographer, 1946, December, [War and Peace], Gelatin silver print, double exposure, 4 3/8 in x 2 5/8 in, Private collection, LL/29940

Unidentified photographer, 1930 (ca), Untitled, Gelatin silver print, double exposure, 3.5 x 2.5 in, Private collection of David & Kim Leggett, LL/30032

Unidentified photographer / artist, n.d., [Color party], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29859

Unidentified photographer / artist, 1965 (ca), Untitled [Man in the garden], Color print, snapshot, double exposure, 4.5 x 3.75 in, Private collection of John Foster, Copyright www.accidentalmysteries.com - Collection of John and Teenuh Foster, LL/29894

Unidentified photographer / artist, n.d., [Man and cabin], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29871

Unidentified photographer / artist, n.d., [Men and cabin, detail], Snapshot, Double exposure, Private collection of Nigel Maister, LL/29870