ARTICLES
Michael J. Neufeld, Weimar Culture and Futuristic Technology: The Rocketry and Spaceflight Fad in Germany, 1923-1933, p. 725
Arthur L. Norberg, High-Technology Calculation in the Early 20th Century: Punched Card Machinery in Business and Government, p. 753
Paul S. Adler, Marx, Machines, and Skill, p. 780

THE COVER DESIGN
Leonid N. Kryzhanovsky, The Lightning Rod in 18th-Century St. Petersburg: A Note on the Occasion of the Occasion of the Bicentennial of the Death of Benjamin Franklin, p. 813

RESEARCH NOTE
Kelly R. DeVries, A 1445 Reference to Shipboard Artillery, p. 818

EXHIBIT REVIEWS
Samuel A. Batzli, From Heroes to Hiroshima: The National Air and Space Museum Adjusts Its Point of View, p. 830
Michael R. Williams, "Beyond the Limits: Flight Enters the Computer Age" at the National Air and Space Museum, p. 838

ESSAY REVIEW-FROM THE A-BOMB TO STAR WARS: EDWARD TELLER'S HISTORY
Barton J. Bernstein, Edward Teller, Better a Shield than a Sword: Perspectives on Defense and Technology, p. 846

Book reviews, p. 862
Memorial, p. 916

ARTICLES
Bryan Pfaffenberger, The Harsh Facts of Hydraulics: Technology and Society in Sri Lanka's Colonization Schemes, p. 361
Seymour H. Mauskopf, Chemistry and Cannon: J.-L. Proust and Gunpowder Analysis, p. 398
Robert V. Kubicek, The Design of Shallow-Draft Steamers for the British Empire, 1868-1906, p. 427

THE COVER DESIGN
William Worthington, Jr., The Privy and the Pump: The Matthewman & Johnson Excavating Device, p. 451

EXHIBIT REVIEWS
Duncan Hay, Howard P. Segal, "Made in Maine" at the Maine State Museum, Augusta, p. 456
Howard P. Segal, "Made in Maine": A Professor's Perspective, p. 463

Awards, p. 469
Organizational notes, p. 488
Conference report, p. 496

ESSAY REVIEW-THE "MILITARY REVOLUTION" REVISITED
Bert S. Hall, Kelly R. DeVries, Geoffrey Parker, The Military Revolution: Military Innovation and the Rise of the West, 1500-1800, p. 500

Book reviews, p. 508

Henry Lowood, Current Bibliography in the History of Technology (1988), p. 561

ARTICLES
Bernward Joerges, Images of Technology in Sociology: Computer as Butterfly and Bat, p. 203
Samuel K. Coleman, Riken from 1945 to 1948: The Reorganization of Japan's Physical and Chemical Research Institute under the American Occupation, p. 228

RESEARCH NOTE
Donald E. Thomas, Jr., Nazi "Coordination" of Technology: The Case of the Bavarian Polytechnical Society, p. 251

THE COVER DESIGN
John H. White, Jr., Riding in Style: Palace Cars for the Cattle Trade, p. 265

EXHIBIT REVIEWS
Michael Stratton, Integrating Technological and Social History: "Engines of Change" at the National Museum of American History, p. 271
David J. Jeremy, The "Emigrants to a New World" Gallery at the Merseyside Maritime Museum, Liverpool, p. 278

REVIEW ESSAY
Josef W. Konvitz, Mark H. Rose, Joel A. Tarr, Technology and the City, p. 284

Book reviews, p. 295

ARTICLES
Bernard S. Bachrach, Rutherford Aris, Military Technology and Garrison Organization: Some Observations on Anglo-Saxon Military Thinking in Light of the Burghal Hidage, p. 1
Todd Shallat, Building Waterways, 1802-1861: Science and the United States Army in Early Public Works, p. 18
Anthony S. Travis, Perkin's Mauve: Ancestor of the Organic Chemical Industry, p. 51
Kenneth S. Mernitz, Governmental Research and the Corporate State: The Rittman Refining Process, p. 83

CONFERENCE REPORT
George F. W. Hauck, Civil Engineering during the Enlightenment-ICOHTEC Symposium, Madrid, September 5-9, 1988, p. 114

REVIEW ESSAY
John Kenly Smith, Jr., The Scientific Tradition in American Industrial Research, p. 121

Book reviews, p. 132

ARTICLES
Richard S. Westfall, Floods along the Bisenzio: Science and Technology in the Age of Galileo, p. 879
David H. Shayt, Stairway Lo Redemption: America's Encounter with the British Prison Treadmill, p. 908
Charles A. Ziegler, Technology and the Process of Scientifìc Discovery: The Case of Cosmic Rays, p. 939
J. Samuel Walker, Nuclear Power and the Environment: The Atomic Energy Commission and Thermal Pollution, 1965-1971, p. 964

COMMENTARY
Bernard S. Finn, Exhibit Reviews-Twenty Years After, p. 879

CONFERENCE AND LIBRARY REPORT
Jane Morley, Technology Transfer in Historical Perspective-the 1988 Scandinavian Symposium on the History of Technology/Historical Library of the Royal Institute of Technology, Stockholm, p. 1004

Communications, p. 1013
Kendall J. Dood, Leland I. Anderson, Ronald R. Kline, Tesla and the Induction Motor, p. 1013

REVIEW ESSAY
John Staudenmaier, S. J., Pamela Walker Lurito Laird, Advertising History, p. 1031

Book reviews, p. 1037

ARTICLES
Andrew Jamison, Technology's Theorists: Conceptions of Innovation in Relation to Science and Technology Policy, p. 505
Milton Mueller, The Switchboard Problem: Scale, Signaling, and Organization in Manual Telephone Switching, 1877-1897, p. 534
Peter Neushul, Seaweed for War: California's World War I Kelp Industry, p. 561

THE COVER DESIGN
Thomas J. Oertling, A Suction Pump from an Early-16th-Centurv Shipwreck, p. 584

PRESIDENTIAL ADDRESS
Bruce Sinclair, An Agenda for Shot, p. 596

Awards, p. 601
Organizational notes, p. 621
Conference report, p. 628

EXHIBIT REVIEWS
Donald C. Jackson, "The Fairmount Waterworks, 1812-1911", at the Philadelphia Museum of Art, p. 635
Kenneth Arnold, The National Atomic Museum, Albuquerque, New Mexico: Where "Weapon Shapes" Are Not Enough, p. 640

REVIEW ESSAYS
James R. Hansen, Aviation History in the Wider View, p. 643
Pamela E. Mack, Space History, p. 657

Book reviews, p. 666
Memorial, p. 718
Stephen H. Cutcliffe, Christine M. Roysdon, Judith A. Adams, Current Bibliography in the History of Technology, p. 723

ESSAYS IN HONOR OF CARL W. CONDIT
Guest editor: Sharon Irish, University of Illinois

INTRODUCTION
Sharon Irish, Essays in Honor of Carl W Condit, p. 249
Melvin Kranzberg, A Tribute to Carl W. Condit, p. 255
Debra N. Mancoff, Carl W. Condit's Publications-a Chronological Bibliography, 1946-1988, p. 258

ARTICLES
Sergio Luis Sanabria, From Gothic to Renaissance Stereotomy: The Design Methods of Philibert de l'Orme and Alonso de Vandelvira, p. 266
Robert Mark, David P. Billington, Structural Imperative and the Origin of New Form, p. 300
John W. Stamper, The Galerie des Machines of the 1889 Paris World's Fair, p. 330
Sally A. Kitt Chappell, Urban Ideals and the Design of Railroad Stations, p. 354
Sharon Irish, A "Machine That Makes the Land Pay": The West Street Building in New York, p. 376
Josef W. Konvitz, William J. Wilgus and Engineering Projects to Improve the Port of New York, 1900-1930, p. 398
Edward W. Constant II, Cause or Consequence: Science, Technology, and Regulatory Change in the Oil Business in Texas, 1930-1975, p. 426

Book reviews, p. 456

ARTICLES
Carlene Stephens, "The Most Reliable Time": William Bond, the New England Railroads, and Time Awareness in 19th-Century America, p. 1
Ian R. Bartky, The Adoption of Standard Time, p. 25
John M. Jordan, "Society Improved the Way You Can Improve a Dynamo": Charles P. Steinmetz and the Politics of Efficiency, p. 57
William J. Hausman, John L. Neufeld, Engineers and Economists: Historical Perspectives on the Pricing of Electricity, p. 83

EXHIBIT REVIEWS
Charles K. Hyde, "The Automobile in American Life", an Exhibit at Henry Ford Museum, Dearborn, Michigan, p. 105
Terry S. Reynolds, Iron in the Wilderness: The Michigan Iron Industry Museum, p. 112

CONFERENCE REPORTS
Terri A. Schorzman, Smithsonian Videohistory Program Symposium-Washington, D.C., May 5, 1988, p. 118
Jane Morley, International Symposium on Lewis Mumford-Universitv of Pennsylvania, November 5-7, 1987, p. 122

Book reviews, p. 128
Communications, p. 177
Memorials, p. 189
1989 Membership Directory, p. 215

LABOR HISTORY AND THE HISTORY OF TECHNOLOGY
Guest editor: Philip Scranton, Rutgers University

INTRODUCTION
Philip Scranton, Labor and Technology, p. 719

ARTICLES
Philip Scranton, None-Too-Porous Boundaries: Labor History and the History of Technology, p. 722
Robert B. Gordon, Who Turned the Mechanical Ideal into Mechanical Reality?, p. 744
Patricia A. Cooper, "What This Country Needs Is a Good Five-Cent Cigar", p. 779
Michael Nuwer, From Batch to Flow: Production Technology and Work-Force Skills in the Steel Industry, 1880-1920, p. 808
Stephen Meyer, Technology and the Workplace: Skilled and Production Workers at Allis-Chalmers, 1900-1941, p. 839
Robert L. Frost, Labor and Technological Innovation in French Electrical Power, p. 865

RESEARCH NOTE
Geoffrey Tweedale, "Days at the Factories": A Tour of Victorian Industry with The Penny Magazine, p. 888

EXHIBIT REVIEWS
Laurence F. Gross, "Lobstering and the Maine Coast" at the Maine Maritime Museum, p. 904
David E. Nye, The Workers' Museum in Copenhagen, p. 909

Book review-Labor and technology, p. 913
Book reviews, p. 943

ARTICLES
John Daniels, Christian Daniels, The Origin of the Sugarcane Roller Mill, p. 493
W. Bernard Carlson, Academic Entrepreneurship and Engineering Education: Dugald C. Jackson and the MIT-GE Cooperative Engineering Course, 1907-1932, p. 536
Sylvia D. Fries, 2001 to 1994: Political Environment and the Design of NASA's Space Station System, p. 568

RESEARCH NOTE
Lu Gwei-Djen, Joseph Needham, Phan Chi-Hsing, The Oldest Representation of a Bombard, p. 594

EXHIBIT REVIEWS
Bert S. Hall, "Leonardo da Vinci: Engineer an Architect", an Exhibition at the Montreal Museum of Fine Arts, p. 606
Barbara McLean Ward, "Afther the Revolution" and "New and Different" - Exhibitions at the National Museum of American History, Washington. D. C., p. 613
Bayla Singer, "The Decorated Machine" at the Chicago Museum of Science and Industry, p. 619
Miriam R. Levin, "Art Nouveau Bing: Paris Style 1900" and "Berlin 1900-1933: Architecture and Design" at the Cooper-Hewitt Museum, New York, p. 622

Awards, p. 633
Oganizational notes, p. 653
Conference report, p. 661
Book reviews, p. 663
Book notes, p. 713

ARTICLES
Christopher Hamlin, Wiiliam Dibdin and the Idea of Biological Sewage Treatment, p. 189
Peter Meiksins, The "Revolt of the Engineers" Reconsidered, p. 219

THE COVER DESIGN
William F. Trimble, W. David Lewis, Lytle S. Adams, the Apostle of Nonstop Airmail Pickup, p. 247

EXHIBIT REVIEWS
Judith A. McGaw, Food for Thought in Philadelphia: "The Larder Invaded", p. 266
Suellen Hoy, Remember the Mobro- "Managing Urban Wastes" at the Chicago Museum of Science and Industry, p. 271
Brian J. Cudahy, "Rails to the Metropolis" at the New York State Museum, p. 276

CONFERENCE REPORTS
Pamela E. Mack, Forests, Habitats, and Resources: A Conference in World Environmental History-Duke University, Durham, North Carolina, April 30-May 2, 1987, p. 281
Joan D. McCoy, Interface '86: Humanities and Technology-Atlanta, Georgia, October 23-24, 1986, p. 283

Book reviews, p. 285

Stephen H. Cutcliffe, Crhristine M. Roysdon, Judith A. Adams, Current Bibliography in the History of Technology, p. 338

ARTICLES
Gail Fowler Mohanty, Experimentation in Textile Technology, 1788-1790, and Its Impact on Handloom Weaving and Weavers in Rhode Island, p. 1
Claude S. Fischer, "Touch Someone": The Telephone Industry Discovers Sociability, p. 32

CONTROVERSY: ENGINEERING, SCIENCE, AND/OR ENGINEERING SCIENCE?
Michael Fores, Transformations and the Myth of "Engineering Science": Magic in a White Coat, p. 62
Edwin T. Layton, Science as a Form of Action: The Role of the Engineering Sciences, p. 82
David F. Channell, Engineering Science as Theory and Practice, p. 98

THE COVER DESIGN
Judit Brody, The Széchenyi Chain Bridge at Budapest, p. 104

EXHIBIT REVIEWS
John M. Staudenmaier, S. J., The Giant Wakens: Revising Henry Ford's History Book, p. 118
Charles K. Hyde, "Streamlining America", an Exhibit at the Henry Ford Museum, Dearborn, Michigan, p. 125

Book reviews, p. 130
Announcement, p. 188