facsimile vs pyelogram

facsimile

noun
  • The image sent by the machine itself. 

  • A fax, a machine for making and sending copies of printed material and images via radio or telephone network. 

  • A copy or reproduction. 

  • Reproduction in the exact form as the original. 

verb
  • To make a copy of; to reproduce. 

  • To send via a facsimile machine; to fax. 

pyelogram

noun
  • An image produced by means of pyelography. 

How often have the words facsimile and pyelogram occurred in a corpus of books? (source: Google Ngram Viewer )