E-Meter in custom wooden case with an HCO (Hubbard Communications Office) sticker. Sticker on the outside of the case reads: "E-Meter OK to audit. Serial #: H725, Date OKed to audit: 16 Nov 93, Date of next required check: 16 Nov 94". Hinge of case is fragile.

E-Meter in custom wooden case with an HCO (Hubbard Communications Office) sticker. Sticker on the outside of the case reads: "E-Meter OK to audit. Serial #: H 6240, Date OKed to audit: 9 Sep 79, Date of next required check: 9 Sep 80". Paper on the inside of the case reads: "The Church of Scientology of California, Calibration Resistors Courtesy of Hubbard Electrometer Manufacturing".

E-Meter in custom wooden box.

E-Meter with no case and transluscent backing. Sticker on the back from previous archival processing reads: "E-Meters, Audible E-Meter, 1959, SC831".