Communications of the ACM

President's letter to the ACM membership

George E. Forsythe
Page 727

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Across machine lines in COBOL

D. S. Fredericks, C. R. Warburton
Pages 731-735

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On the translation of machine language programs

R. Stockton Gaines
Pages 736-741

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A use of macros in translation of symbolic assembly language of one computer to another

George T. Dellert
Pages 742-748

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The Spectra 70/45 emulator for the RCA 301

R. I. Benjamin
Pages 748-752

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Emulation of large systems

S. G. Tucker
Pages 753-761

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Philco/IBM translation at problem-oriented, symbolic and binary levels

Thomas M. Olsen
Pages 762-768

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An assembly language for reprogramming

Marvin Lowell Graham, Peter Zilahy Ingerman
Pages 769-772

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1401 compatibility feature on the IBM System/360 model 30

M. A. McCormack, T. T. Schansman, K. K. Womack
Pages 773-776

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CAT: a 7090-3600 computer-aided translation

Donald M. Wilson, David J. Moss
Pages 777-781

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Machine independence: its technology and economics

Mark I. Halpern
Pages 782-785

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Program structures for parallel processing

James P. Anderson
Pages 786-788

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Letters to the editor: IFIP 65; another view

Paul A. Samet
Page 788

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Letters to the editor: on “execute” and “repeat” instructions

E. D. Reilly
Page 788

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Letters to the editor: comments on recent FORTRAN ideas

David Owens
Page 788

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Algorithm 272: procedure for the normal distribution functions

M. D. MacLaren
Pages 789-790

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Experiments with a deductive question-answering program

James R. Slagle
Pages 792-798

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Letters to the editor: remarks on computers and aid to the handicapped

G. Rose
Page 805

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Multi-tape and infinite-state automata—a survey

Patrick C. Fischer
Pages 799-805

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