![[Pollen Grain and Flower Stigma]](https://collections.chicagofilmarchives.org/media/cfa/images/5/1/68437_ca_object_representations_media_5143_small.jpg)
Microscopic time-lapse footage of a pollen grain and the stigma of a flower exchanging contact and producing growth activity in six segments.
![[Pollen Grain and Activated Protoplasm]](https://collections.chicagofilmarchives.org/media/cfa/images/5/1/27984_ca_object_representations_media_5144_small.jpg)
Microscopic time-lapse footage of a pollen grain and the stigma of a flower in two segments.
A microscopic time-lapse sequence which includes footage of a pollen tube's growth as well as ragweed pollen's emission of droplets of fluid while ...
Footage capturing the construction of Argonne National Laboratory's Experimental Boiling Water Reactor, an early prototype of nuclear reactors used...
Footage of scientists working with a nuclear reactor at Argonne National Laboratory.
Part 6 of the United States Information Agency's "Atoms for Peace" film series. Explains the training programs in nuclear physics for foreign scien...
This film is John Ott’s 29-minute narrated version of Helen Tieken Geraghty’s one and a half hour musical stage ...