851. DNA structure and replication (29:15)

Date:
1959
Main contributors:
University Films, J. D. Watson, Irwin H. Herskowitz
Summary:
Describes RNA and DNA which are favored as the carriers of genetic information. Presents DNA molecules as shown in the electron microscope and describes the polymeric nature of the DNA molecule and DNA nucleotides. Compares the base content of DNA from various organisms. Describes in detail the three-dimensional organization of DNA as revealed through X-ray diffraction experiments. Pictures a Watson-Crick double helix model of DNA which suggests that DNA may replicate by the two complementary chains separating with each single strand then acting as a template to form its complement. Lecture given by Dr. J. D. Watson.

852. Citizenship in Action (24:17)

Date:
1958
Main contributors:
Unknown
Summary:
Presents a high-school class studying god citizenship in the community and in the school. Dramatizes the manner in which the student committees organized projects for improving school elections, choosing proper representatives for student government, welcoming new students, and up-grading lunch room conditions. Emphasizes that good citizenship in the school produces good citizenship in the community.

859. Wheels across India (30:30)

Date:
unknown/unknown
Main contributors:
Unknown
Summary:
Shot in Burma during the Denis-Roosevelt Asiatic Expedition (1939), led by filmmaker Armand Denis and his wife Leila Roosevelt. In Rangoon, views of the Shive Dagon Pagoda and huge bamboo irrigation water wheels are seen, as well as the temples, pagodas and bas-reliefs featuring snake motifs at the Pegan ruins. The ornamentation and neck wraps of Karen women are shown. A survey of the teak industry follows, including the training of elephants for logging work. The final sequence focuses on a Burmese priestess (Shan) who must supplicate a king cobra to appease the snake God.

860. London fire raids : 29th-30th December 1940 (11:42)

Date:
1941
Main contributors:
Walker, Bob Danvers
Summary:
Describes the first fire raid on the City of London on the night of December 29, 1940. Opening sequences in the film are taken from the roof of St. Paul's Cathedral. They show the London fire brigade working in the midst of blazing buildings and streets. Closing daylight sequences show the visible destruction of Guild Hall, St. Lawrence Jewry, St. Brides church and innumerable warehouses.