The excavation near Camden Town.<br>This shows Camden Town engine works and stationary engine chimneys, built on the <a href="https://en.wikipedia.org/wiki/London_and_Birmingham_Railway" class="extiw" title="w:London and Birmingham Railway">London and Birmingham Railway</a>
Roger Griffith<br>Published in 1839 it is very unlikely any author would be alive in 1944.
<cite class="book" style="font-style:normal">Roscoe, Thomas (1839)      <i> <a rel="nofollow" class="external text" href="https://books.google.co.uk/books?id=zwoHAAAAQAAJ&amp;printsec=frontcover&amp;source=gbs_ge_summary_r&amp;cad=0#v=onepage&amp;q&amp;f=false">The London and Birmingham railway</a></i>, Opposite p. 44:  Charles Tilt  <small></small></cite>