15881. Evidence for Molecule & Atom (19:03)

Date:
1961
Main contributors:
Albert V. Baez, Ph.D.; Encyclopaedia Britannica Films; Larry Yust
Summary:
Uses a variety of indirect evidence to show the existence of molecules and atoms. A series of experiments in molecular motion and formation of crystals are demonstrated. Views of crystal structure ...

15883. The freight train (11:08)

Date:
1955
Main contributors:
Encyclopaedia Britannica Films Inc.; Paul R. Hanna; Milan Herzog
Summary:
Follows the journey of a freight train from Kansas City to Chicago. Describes the assembling of the train, shows the number of people involved in its operations, and explains why freight trains are...

15884. The passenger train (10:49)

Date:
1940
Summary:
Describes a journey on a streamlined Diesel-electric passenger train from a large city through a picturesque countryside. Depicts the duties of the engineer, the conductor, the cooks, and the pull...

15885. Toccata for toy trains (08:31)

Date:
1957
Summary:
Shows toy trains as they journey from round house and yards, into stations and out, through countryside and village, and on to their destination. All characters, architecture, and objects with whic...

15887. The steam age : history of transportation, part 1 (16:45)

Date:
1958
Main contributors:
Encyclopaedia Britannica Films; Ralph E. Turner; Hal Kopel
Summary:
Highlights important developments in steam-powered transportation in America. Combines scenes of authentic prints, museum pieces, and dramatization to trace the development of transportation from t...

15889. New Frontiers of Medicine (17:43)

Date:
1948
Main contributors:
See Other Contributors
Summary:
Discusses recent drug discoveries such as sulfa, penicillin, and streptomycin; increased opportunities for medical students from all parts of the world to study in this country such problems as the...

15890. [Puerto Rico, Utuado, 1914-1915] (11:38:41)

Date:
1914
Main contributors:
Mason, John Alden, 1885-1967.
Summary:
The information presented here about each recording in this collection comes from original documentation by the collector(s). Access to the recordings in this collection has required permission fro...

15894. New York City / Atlantic City / Wilikie 1940 (09:22)

Date:
1940
Main contributors:
Unknown
Summary:
Home movie from 1939-1940. Begins with New York City footage overlooking Central Park, focus on Chrysler building, skyscrapers, St. Patrick's cathedral, and Rockefeller Plaza. Also shows the city a...

15896. New Orleans 1968 (14:40)

Date:
1968
Summary:
Home movie of the Municipal Finance Officers Association (MFOA - now known as Government Finance Officers Association) annual meeting held in June 1968 at the Jung Hotel in New Orleans. Begins with...

15897. The classification game (16:35)

Date:
unknown
Summary:
An unaired experimental episode created as part of the Essential Learning Skills Project by the Agency for Instructional Television.

15898. Preregistration and Open Science (1:20:52)

Date:
September 26, 2025
Main contributors:
Ray, Elizabeth; Klein, Neela
Summary:
Elizabeth Ray is a Social Psychology PhD Candidate from the PBS Department working with Advisor, Dr. Ed Hirt. She joined the Indiana Statistical Consulting Center as a Consultant in the spring of 2...

15900. Otto : a study in abnormal psychology (28:25)

Date:
1975
Main contributors:
Strout, Ben (Assistant Director)
Summary:
Dramatizes an open-ended case study in abnormal behavior by portraying Otto as a middle-aged man suffering from real and imagined pressures at home and work. Explains that Otto feels overburdened a...