Tokyo Photoelectric Meridian Circle

Tokyo Photoelectric Meridian Circle is a meridian circle.

Also recorded as PMC.

Contents

In detail

It is associated with Japan.

Sources

Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.

  1. 1.

    “Tokyo Photoelectric Meridian Circle”, English Wikipedia, consulted as further reading

    reference work · Reputable secondary · Wikipedia

    Consult the source
  2. 2.

    Wikidata, structured authority record Q7813969: Tokyo Photoelectric Meridian Circle

    reference work · Reputable secondary · Wikidata

    Consult the source

Elsewhere in Scientific instruments