Gray Code / De Bruijn Sequence
53 entries in CategoriesCardsPrinciplesGray Code / De Bruijn Sequence
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Creators Title Comments & References Year Source Page CARC Categories
Charles T. Jordan Odd or Even spectator pockets any card of a chosen suit, gray code applied to odd-even in one suit 1937 Encyclopedia of Card Tricks 199
Ben Christopher* Other Voices II three spectator choose cards, medium behind screen divines them, red-black gray code, see p. 200 for further references see also similar coding idea in "L & W Mental Mysteries",
"Other Voices" (Ben Christopher*, 1968)
1968 The Pallbearers Review Vol. 1-4 (Vol. 3 No. 10) 201
Karl Fulves Gray Codes definition, see also Addenda on page 60 1969 Faro & Riffle Technique (Section "Gray Codes") 17
Karl Fulves Coding The Deck - Coding The Faces
- Coding The Backs
- Coding The Spectators
1969 Faro & Riffle Technique (Section "Gray Codes") 17
Karl Fulves Example 11 selection from packet, shuffled, value of top card used to count down to selection, gray code and faro 1969 Faro & Riffle Technique (Section "Gray Codes") 18
Karl Fulves Example 12 selection from packet, shuffled, value of selection used to count down to selection, gray code and faro 1969 Faro & Riffle Technique (Section "Gray Codes") 18
Karl Fulves Example 13 two spectators note cards in a packet, after some questions and shuffling they are on the top, gray code and faro 1969 Faro & Riffle Technique (Section "Gray Codes") 19
Karl Fulves Example 14 two spectators note cards in a packet, after some questions and shuffling they are on the top, gray code and faro 1969 Faro & Riffle Technique (Section "Gray Codes") 20
Karl Fulves Example 15 blank card is inserted in card packet, it becomes a card according to spectator's wishes (more or less), gray code and faro see also "Beginning Again" (William Zavis, 1970) 1969 Faro & Riffle Technique (Section "Gray Codes") 21
Karl Fulves Example 16 32 cards, any card specified in stages (color, suit, value...) comes to top after some faro shuffling, gray code and faro 1969 Faro & Riffle Technique (Section "Gray Codes") 22
Karl Fulves Gray Stak combining gray code and stay stack in a deck with eight cards, in the application a selection is divined, see also Addenda on page 60, for sixteen- and 32-Card Arrangements see reference see also "Faro Ideas - Reflected Gray Stack" (Earl Keyser, 1972) 1969 Faro & Riffle Technique (Section "Gray Codes") 23
Karl Fulves In The Beginning blank card is inserted in deck, it becomes a card according to spectator's wishes, gray code and faro, see also reference for further references, for set-up correction see page 56 see also "Beginning Again" (William Zavis, 1970) 1969 Epilogue (Issue 6) 44
Karl Fulves The Gray Liar questions about selection are asked, at the end top card has text written on it that says when spectator lied and where the selection is, faro, see also Addenda on page 60 see also "Flip Flop" (Roy Walton, 1970) 1970 Faro & Riffle Technique (Section "First Supplement") 56
Karl Fulves An Odd Gray Coincidence two packets from different decks, question and faro shuffling procedure before coincidence 1970 Faro & Riffle Technique (Section "First Supplement") 57
William Zavis Beginning Again odd-backed blank card is inserted in deck, it becomes a card according to spectator's wishes, gray code and faro, full-deck version see also "Example 15" (Karl Fulves, 1969),
"In The Beginning" (Karl Fulves, 1969),
"Faro Again" (Earl Keyser, 1973),
"Any Card, Any Number - The First System" (Murray Bonfeld, 1977)
1970 Faro & Riffle Technique (Section "Second Supplement") 62
Roy Walton Flip Flop simplified version with reverse faros inspired by "The Gray Liar" (Karl Fulves, 1970) 1970 Faro & Riffle Technique (Section "Second Supplement") 64
Karl Fulves The Interrogation Technique packet of blank cards is faro shuffled, one printed card is then seen which matches what the spectator wanted (color, odd/even,...) see also "Interrogating the Deck" (Karl Fulves, 1979) 1970 Faro & Riffle Technique (Section "Second Supplement") 66
Roy Walton The Abacus Card Trick four cards chosen, gray code on one way backs see also "Mental Boxer" (Alex Elmsley, 1981),
"Gray Matters" (Denis Behr, 2007),
varied by "The Auto Abacus Trick" (Karl Fulves, 1980),
"Auto Abacus" (Karl Fulves, 1980)
1970 Faro & Riffle Technique (Section "Second Supplement") 69
Earl Keyser Faro Ideas - Reflected Gray Stack sixteen-Card Arrangement & 32-Card Arrangement, solution inspired by "Gray Stak" (Karl Fulves, 1969) 1972 Epilogue (Issue 16) 151
Earl Keyser Faro Again with rough-smooth inspired by "Beginning Again" (William Zavis, 1970) 1973 Epilogue (Issue 17) 159
Karl Fulves ESP In Gray five cards selected from face up face down deck are divined, gray code see also "Mental Boxer" (Alex Elmsley, 1981) 1973 Notes From Underground 55
Martin Gardner Yin-Yang only high cards used, five cards dealt out in row, spectator marks them with either red/black, odd/even or high/low property, all cards divined, three-way gray code 1974 The Pallbearers Review Vol. 9-10 (Vol. 9 No. 4) 710
Karl Fulves White Line Problem no-touch condition definition, spectator upjogs four-of-a-kind and then removes one, performer divines it, two handlings, using different red backs in one deck see also "White Line Problem" (Karl Fulves, 1981) 1975 The Pallbearers Review Vol. 9-10 (Vol. 10 No. 4) 865
Karl Fulves Reflections saliva on thumbnail for impromptu shiner inspired by "Picture Projection" (Robert Parrish, 1939),
see also Fingernail Polish Shiner, Walsh, Phoenix #325, p. 111
1979 The Chronicles (Issue 16) 1220
Alex Elmsley Blind Stud cards are cut and dealt out, things about hands are revealed with back turned, gray code to base 4 1980 Curioser 36
Karl Fulves Gray Codes 1980 Curioser 39
Karl Fulves No Tables, No Charts binary numbers & gray code 1980 Curioser 42
Karl Fulves A Four-Bit Trick card in square layout of face-up/face-down cards turned over and divined see also "Pack Of Lies" (Alex Elmsley & Colin Lewry, 1980) 1980 Curioser 43
Karl Fulves Auto Abacus gray code on one way backs inspired by "The Abacus Card Trick" (Roy Walton, 1970) 1980 Curioser 46
Karl Fulves The Auto Abacus Trick gray code on one way backs, "The 52-Card Deck" inspired by "The Abacus Card Trick" (Roy Walton, 1970) 1980 Curioser 49
Karl Fulves Reflection stay stack & gray code 1980 Curioser 50
Karl Fulves Red Less Black spectator separates colors from back, number of errors are called, performer then names all cards 1980 Curioser 51
Karl Fulves A Gray Code Problem turning blocks over followed by faro shuffles, 4-card-groups examined regarding uniqueness of face-up/down distribution 1980 Curioser 52
Alex Elmsley Mental Boxer six cards are divined after cards are mixed face-up face-down, gray code see also "The Abacus Card Trick" (Roy Walton, 1970),
"ESP In Gray" (Karl Fulves, 1973)
1981 Fourcast 22
Thomas Alan Waters Grayven 32 design cards, divination, sound reading and gray code 1983 Mind, Myth & Magick (Section "Mindscript 3: The Symbol Test") 413
Thomas Alan Waters Graydation cards with pictures and words are selected and divined 1983 Mind, Myth & Magick (Section "Mindscript 3: The Symbol Test") 416
Thomas Alan Waters Grayce spectator selects one picture card, which is divined later 1983 Mind, Myth & Magick (Section "Mindscript 3: The Symbol Test") 418
Thomas Alan Waters & Bob Hummer Grayze divination of a card, five cards on the table, covered with a handkerchief see also Bob Hummer's "The Magic Carpet" in Karl Fulves " Bob Hummer's Collected Secrets" p.25. 1983 Mind, Myth & Magick (Section "Mindscript 3: The Symbol Test") 420
Thomas Alan Waters Trisonic design cards, three are divined inspired by "Animal, Vegetable and Mineral" (Alex Elmsley, 1994),
see also "Q&AVM" (Philip T. Goldstein & Alex Elmsley, 1984)
1983 Mind, Myth & Magick (Section "Mindscript 3: The Symbol Test") 424
Philip T. Goldstein & Alex Elmsley Q&AVM inspired by "Animal, Vegetable and Mineral" (Alex Elmsley, 1994),
see also "Trisonic" (Thomas Alan Waters, 1983)
1984 Thequal 9
Philip T. Goldstein Looming Thoughts combination with self-correcting set-up inspired by "Q&AVM" (Philip T. Goldstein & Alex Elmsley, 1984) 1984 Thequal 15
Thomas Alan Waters Hellaphone spectator choses a number on a telephone, name is divined, not real phone numbers, first published in "New Invocation" No. 31, 1986 1993 Mind, Myth & Magick (Section "Magazine Miscellanea") 441
Alex Elmsley Animal, Vegetable and Mineral pack of children's picture cards, three selections made and divined varied by "Trisonic" (Thomas Alan Waters, 1983),
"Q&AVM" (Philip T. Goldstein & Alex Elmsley, 1984)
1994 The Collected Works of Alex Elmsley - Volume 2 89
Alex Elmsley Blind Stud cards are cut and dealt out, things about hands are revealed with back turned, gray code to base 4 1994 The Collected Works of Alex Elmsley - Volume 2 406
Stephen Minch Gray Code some credit information 1994 The Collected Works of Alex Elmsley - Volume 2 406
Alex Elmsley Mental Boxer six cards are divined after cards are mixed face-up face-down, gray code 1994 The Collected Works of Alex Elmsley - Volume 2 410
Alex Elmsley Kingfisher four cards are divined, gray code 1994 The Collected Works of Alex Elmsley - Volume 2 414
Alex Elmsley Pursuit of Thought four cards are divined, gray code 1994 The Collected Works of Alex Elmsley - Volume 2 419
Philip T. Goldstein Sensus cards with words that address senses, inspired by Bill Miesel's "Sensibility" (Psycho-Gizmo #14) 1994 Thabbatical 101
Philip T. Goldstein Consensus cards with words that address senses 1994 Thabbatical 107
Karl Fulves Gray's Anatomy connection between gray code and binary numbers, application with 24-cards stack, 3 consecutive cards tell position in stack 2005 Combo II 105
Karl Fulves & Robert E. Neale Distant Marker spectator cuts deck, performer names number and a card of that value is at its numerical position from top 2005 Combo II 110
Denis Behr Gray Matters three selections, fair conditions, gray code see also "The Abacus Card Trick" (Roy Walton, 1970) 2007 Handcrafted Card Magic 84