Permission to publish the image must be obtained from the CSUDH Archives as owner of the physical item and copyright. In instances when copyright ownership is not clear it is the responsibility of the researcher to obtain copyright permission.
Description
Slide reads: "Students and faculty of Los Angeles Polytechnic High School used transits and a base ine to determine the altitude of the dirigibles."
If you're wondering about permissions and what you can do with this item, a good starting point is the "rights information" on this page. See our terms of use for more tips.
Share your story
Has Calisphere helped you advance your research, complete a project, or find something meaningful? We'd love to hear about it; please send us a message.