VOLUME CONTENTS

VOLUME XIV, 1948

No.1, MARCH 1948

Board of Direction . 2Biography and Picture of President Edmund S. Massie, Jr. 3Proceedings of the 1947 Annual Meeting

Thursday Morning Session-January 22,1948Address of Welcome-Rear Admiral R. O. Glover 5The National Mapping Program-Robert H. Randall 7Kelsh Plotter-Harry T. Kelsh . 11Photogrammetry and Highways-William T. Pryor 17A New Method of Map Compilation for Color Printing-Newman

Bumstead . 25Thursday Afternoon Session

Application of Terrestrial Photogrammetry to Multiplex Heighting inCanada-Major J. I. Thompson 29

Equipment and Methods Employed by the Hunting Group of Air Sur-vey Companies-F. L. Wills M.B.E. 36

Military Mapping--Col. W. H. Mills and Maj. Albert L. Nowicki. 40Reconnaissance Mapping with Photoalidade-David Landen. 46Procedural Developments in Trimetrogon Compilation-Sidney A.

Tischler 53Thursday Evening Session-Awards night and Presidential Addre~s 63Friday Morning Session--January 23,1948

Education in Photogrammetry (Panel Discussion) 80The Helicopter, A Flying Tripod- V. R. Short 95

Friday Afternoon SessionNegative Quality Required for Stereo-Plotting Instruments-William

Harmon 104Value and Application of Research in Photogrammetry-James E.

Henry . 109Radar Charting-A New Application of Photogrammetry-G. J.

Podeyn 114Report on International Society of Photogrammetry-Dr. B.

Scherpbier . 123Resolving Power 128Air Survey and Photogrammetry in British Columbia-G. S. Andrews 134An Approach to Exterior Orientation-O. M. Miller 155Report of Civil Service Committee 181Index to Advertisers 189

No.2, JUNE 1948

Board of Direction . 196Ronne Antarctic Research Expedition-Comdr. Finn Ronne 197Report on the Trimetrogon Aerial Photography of the Ronne Antarctic

Research Expedition-William Robertson Latady 205Explorations in the Antarctic-Sir Hubert Wilkins. 223Antarctic Impressions-Mrs. Finn Ronne 227The International Society for Photogrammetry

Report of Commission 1-0. S. Reading 229Report of Commission VI-George H. Harding 281

636

VOLUME CONTENTS 637

Data for a Set of Overlapping Aerial Photographs For Use in Problems ofInvestigation-Eldon D. Sewell 289

Experiments in the Use' of Subtense Tachometry for Establishing FourthOrder Horizontal Control-C. D. Jackson and L. B. Lint 297

Field Camera Calibration-Eo L. Merritt 303Announcement of Semi-Annual Meeting. 309News Notes . 310Two Methods of Determining Flying Height-G. T. McNeil 311Publications Committee Notes 316Manual Revision Committee . 317Resolving Power 317Congress of The International Society for Photogrammetry 318News Notes . 318

No. 3, SEPTEMBER, 1948

Board of Direction . 324Symposium on Photogrammetric Techniques-Commercial Operations-

Compiled by Kenneth E. Reynolds, Bausch & Lomb Optical Co. 325Introduction-Kenneth E. Reynolds. 325Photography for Survey Purposes-L. E. Howlett 326Film Processing Unit-New Zealand Aerial Mapping Ltd. 347Development of Bausch & Lomb Autofocus Rectifier-O. W. Boughton

and J. V. Sharp . 349Experiment in Large Scale Mapping Using Multiplex Method-K. B.

Wood and S. B. Gross 357A Functional Comparison of Stereoscopic Plotting Instruments-R. J.

Sparling and J. V. Sharp . 358Field Calibration of Aerial Mapping Cameras-Eldon D. Sewell 363

Report of Nomenclature Committee . 362Manual Revision Committee . 362Symposium on Education-Compiled by G. C. Tewinkel 399

Photogrammetry in the Engineering Curriculum-Eldon C. Wagner 399Photogrammetry Offered at Purdue University-C. A. Egner 402Education in Photogrammetry-G. C. Tewinkel 404

Advance Announcement-15th Annual Meeting 407Master Parallax Graph-H. R. Paterson. 409News of Photogrammetrists 413Aerial Surveys Speed Turnpike Location-Frank J. Williams 415Selections of Camera Stations in Terrestrial Photogrammetry-Everett

L. Merritt 421Discussion of Spatial Triangulation with the Zeiss Stereoplanigraph-

Robert S. Brandt 425Sustaining Members-Photographic Survey Company, Limited and Jack

Ammann Photogrammetric Engineers 438Review of Book-The Use of Aerial Survey in Forestry and Agriculture

by J. W. B. Sisam 444Resolving Power 445Application for Membership 446The Talbert Abrams Award 447

638 PHOTOGRAMMETRIC ENGINEERING

No.4, DECEMBER 1948

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Board of Direction .Symposium: Military Photographic Interpretation-Compiled by C. G.

Coleman and A. C. Lundahl-Detailed Contents .Introduction-C. G. Coleman and A. C. LundahL .Underwater Depth Determination by Aerial Photography-A. C. Lundahl ..Photographic Interpretation of Coasts and Beaches-C. G. Coleman .Aerial Photographic Interpretation of Vegetation for Military Purposes-

Robert N. Colwell .Determination of Soil Conditions from Aerial Photographs-Donald J. BelcherPhoto-Interpretation in Military Geology-John T. Hack .Interpretation of Military Installations from Aerial Photographs-Thad JonesStrategic Target Analysis-William T. Walsh .Use of Aerial Photographs in the Construction of Military Terrain Models-

C. S.Spooner, Jr .

Semi-Annual Meeting at Philadelphia, Pa.Report-David Landen, Chairman of Program Committee.

Report on the International Society for Photogrammetry Meeting-Edmond S. Massie, Jr ..

Cleveland's Use of Aerial Photography for City Mapping-G. BrooksEarnest .

Aerial Photography for State and Local Planning-Francis A. PitkinAerial Photographic Techniques in Forestry-Stephen H. Spurr and Dis-

. cussion by Earl J. Rogers .The Brock Method-Robert SingletonQuantitative Basis for Comparison of Systems of Mapping-John V.

SharpA Proposed Method of Reconnaissance for Coordinated Aerial and Field

Surveys-H. G. Chickering, Jr.The Relation of Scale and Height Errors in a Multiplex Extension and a

Possible Application to Mapping-J. A. Eden.A Reconsideration of Terrestrial Photogrammetry; Part II-E. L. Merritt

and A. C. Lundahl . .Stereoscopy-Herbert C. McKayAir Force Photography-Amrom H. KatzThe Concentrated Arc Lamp as a Primary Light Source in Projection

Printing-T. H. BellRecent PublicationsPlanimetric Mapping in Florida-Jon S. BeazleySustaining Members-Ansco; The Aircraft Ope1'ating Co. of Africa; and

Bausch & Lomb .Review of Books and PapersResolving PowerIndex to Advertisers.List of Members of American Society of PhotogrammetryList of Subscribers for Photogrammetric EngineeringVolume Contents-1948