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Title: Interior of Rock Magnetics Laboratory in the Tarpaper Shack (room 40)

Description:

Interior of room 40 inside the tarpaper shacks on the USGS Menlo Park campus, circa 1965. During the early 1960s, three of the key scientists working on the theory of magnetic reversals operated in the Rock Magnetics Laboratory that was housed in these shacks. The Rock Magnetics Laboratory was designated a National Historic Landmark on October 12, 1994.

For more information, see the USGS film “Secrets in Stone” online.

Location: Menlo Park, CA, USA

Date Taken: circa 1965

Photographer: ,

Usage: This image is public domain/of free use unless otherwise stated. Please refer to the USGS Copyright section for how to credit the photo.

Source:

Historic American Engineering Record No. CA-173. Image is a scan of a contact print from copy negatives of resin coated silver gelatin enlargements held at the USGS.

File Details:
Type: JPEG image - 1.57 MB
Dimensions: 2282 x 1588
Resolution: 72 dpi

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Tags: Cox Dalrymple Doell Historic Laboratory Landmark Magnetics Menlo National Park Rock magnetic plate reversal shack tarpaper tectonics