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Decade Resistance Box
Decade Resistance Box

Decade Resistance Box

Inventory NumberWJ0352
ClassificationResistance
Subject
    Place of Origin
      Dimensions33.2 x 12.7 x 12.7 cm (13 1/16 x 5 x 5 in.)
      Signedstamped in white on front, bottom center: DECADE RESISTANCE BOX / TYPE 750-J SERIAL NO. 83106
      Inscribedstamped in white on plate on front, bottom: P.A.L. SERIAL NO. 222 in red on top: X
      Curatorial RemarksP.A.L. Series Number: 222
      Label found with WJ0344
      Psycho-Acoustic Laboratory, Harvard University
      Date: circa 1942
      Object number: WJ0344
      Label found with WJ0337
      Psycho-Acoustic Laboratory, Harvard University
      Date: circa 1941
      Object number: WJ0337
      Psycho-Acoustic Laboratory, Harvard University
      Date: circa 1941
      Object number: WJ0643
      wedge sample used in an anechoic chamber
      Psycho-Acoustic Laboratory, Harvard University
      Date: circa 1950
      Object number: 1999-1-0063
      Psycho-Acoustic Laboratory, Harvard University
      Date: circa 1940
      Object number: WJ0640
      Psycho-Acoustic Laboratory, Harvard University
      Date: circa 1940
      Object number: WJ0641
      Psycho-Acoustic Laboratory, Harvard University
      Date: circa 1940
      Object number: WJ1120
      Static Noise Generator
      Psycho-Acoustic Laboratory, Harvard University
      Date: circa 1942
      Object number: WJ0275
      Psycho-Acoustic Laboratory, Harvard University
      Date: circa 1943
      Object number: WJ0322
      Voice Operated Relay
      Psycho-Acoustic Laboratory, Harvard University
      Object number: WJ0473