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Frankenthaler 1977, photo: Lindsay Green

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Frankenthaler observing Tyler inking Essence Mulberry woodblock in pressroom at Tyler Graphics Bedford Village studio, 1977, photo: Lindsay Green

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Frankenthaler, Tyler, John Wagner and Kate Cannon during signing session for Sure Violet. 1977 TGL Bedford Village, NY photo: Lindsay Green

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Rodney Konopaki examines proofs of Sure Violet, 1977 TGL Bedford Village, NY photo: Kenneth Tyler

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Frankenthaler and Rodney Konopaki discussing Earth Slice printing, 1977 TGL Bedford Village, NY photo: Lindsay Green

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Frankenthaler inking Earth Slice during proofing session, 1978 TGL Bedford Village, NY photo: Kenneth Tyler

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Frankenthaler 1981 photo: Kenneth Tyler

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Frankenthaler brushing acid onto aquatint ground on Deep Sun copper plate, 1982 TGL Bedford Village, NY photo: Barbara Delano

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Frankenthaler, Lee Funderburg, Rogeth Campbell, Tyler and Rodney Konopaki discussing proofs, 1986 TGL Bedford Village, NY photo: Marabeth Cohen-Tyler

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Rodney Konopaki and Bob Cross inking Gateway copper intaglio plate, 1986 TGL Bedford Village, NY photo: Steven Sloman