Contrails
The goal of the Contrails project is to help preserve and disseminate the technical record of 20th century aerospace research, highlighting in particular the research endeavors of the Illinois Tech community.

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11 reports

Rate and Extent of Improvement in Performance on the Pedestal Sight Manipulation Test

Author(s): Edward A. Bilodeau; Robert E. Morin
Corporate Author: Human Resources Research Center
Laboratory: Perceptual and Motor Skills Research Laboratory
Date of Publication: 1951-05
Report Number: HRRC RB 51-10
full text by request

Modifications of Directions of Movement Preference with Independent Variation of Two Stimulus Dimensions

Author(s): Edward A. Bilodeau
Corporate Author: Human Resources Research Center
Laboratory: Perceptual and Motor Skills Research Laboratory
Date of Publication: 1951-06
Report Number: HRRC RB 51-12
full text by request

The Experimental Measurement of Thermal Conductivities, Specific Heats, and Densities of Metallic, Transparent, and Protective Materials. Part I.

Author(s): C. F. Lucks; H. B. Thompson; A. R. Smith; F. P. Curry; H. W. Deem; G. F. Bing
Corporate Author: Battelle Memorial Institute
Date of Publication: 1951-02
Report Number: AF TR 6145 Part 1
full text by request

New Linear Operational Calculus

Author(s): Bubb, Frank W.
Corporate Author: Wright Air Develo[pment Center
Date of Publication: 1951-05
Report Number: AF TR 6581
full text by request

Evaluation of a New Technique for Keying Biographical Inventories Empirically

Author(s): William B. Lecznar
Corporate Author: Human Resources Research Center
Laboratory: Directorate of Personnel Research
Date of Publication: 1951-03
Report Number: HRRC RB 51-2
full text by request

A Survey of Research Problems in the Utilization of Mobile Training Units

Author(s): Robert A. Swanson
Corporate Author: Human Resources Research Center
Laboratory: Technical Training Research Laboratory
Date of Publication: 1951-04
Report Number: HRRC RB 51-6
full text by request

A Factor Analysis of the Airman Biographical Inventory BE601B

Author(s): William B. Lecznar; Benjamin Fruchter
Corporate Author: Human Resources Research Center
Laboratory: Directorate of Personnel Research
Date of Publication: 1951-03
Report Number: HRRC RB 51-3
full text by request

Joint Conversion Tables for Air Force Aptitude Indices and Army Aptitude Areas

Author(s): Virginia Zachert
Corporate Author: Human Resources Research Center
Laboratory: Directorate of Personnel Research
Date of Publication: 1951-03
Report Number: HRRC RB 51-5
full text by request

The Influence of Type of Instructions on the Performance of a Perceptual-Motor Task

Author(s): William V. Hagin
Corporate Author: Human Resources Research Center
Laboratory: Perceptual and Motor Skills Research Laboratory
Date of Publication: 1951-05
Report Number: HRRC RB 51-7
full text by request

Research on Criteria of Officer Effectiveness

Author(s): Glenn E. McClure; Ernest C. Tupes; John T. Dailey
Corporate Author: Human Resources Research Center
Laboratory: Personnel Research Laboratory
Date of Publication: 1951-05
Report Number: HRRC RB 51-8
full text by request

A Methodological Study of Forced-Choice Performance Rating

Author(s): Richard W. Highland; James R. Berkshire
Corporate Author: Human Resources Research Center
Laboratory: Technical Training Research Laboratory
Date of Publication: 1951-05
Report Number: HRRC RB 51-9
full text by request