"PUSHBUTTON" SURVEYING

A three-electronics package combination developed by Hewlett Packard brings new simplicity to railroad surveying. An instrument which measures by pushbutton indication joins a special calculator and printer which provides hard copy results of the data collected.

  • Availability:
  • Corporate Authors:

    Murphy-Richter Publishing Company

    20 North Wacker Driver
    Chicago, IL  USA  60606
  • Publication Date: 1976-4

Media Info

Subject/Index Terms

Filing Info

  • Accession Number: 00138321
  • Record Type: Publication
  • Source Agency: Canadian National Railways, Headquarters Library
  • Files: TRIS
  • Created Date: Aug 11 1976 12:00AM