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Sonogram rolls, n.d. [1940s?-1970s?]

 File
MS. 14899/24
Held in our offsite storage facility

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Two sonogram rolls of the same graph showing kilocycles against seconds. On the charts are black shapes, assumed to represent different breeds of birds.

Dates

  • Creation: n.d. [1940s?-1970s?]

Extent

1 box

Language of Materials

  • English

Shelfmark

MS. 14899/24

Former reference:

Armstrong Box 24

Repository Details

Part of the Bodleian Libraries Repository

Contact:
Weston Library
Broad Street
Oxford OX1 3BG United Kingdom