Tag Archives: Survey method

Rocque map gets new identities.

The last post described how an existing place name index created for the Rocque 1746 map had been georeferenced, and how the   streets and notable places shown on the map had been digitised from the 1st/2nd edition OS maps of … Continue reading

Posted in LocLonGeneral | Tagged , , , , | Leave a comment

Populating Rocque – What was where?

The last three  posts looked at how the 24 individual sheets of John Rocque’s map of 1746 showing central London and its immediate environs, were stitched together to create a single image, how that image was then referenced to the … Continue reading

Posted in LocLonGeneral | Tagged , , , , | Leave a comment

Fitting Rocque to modern London – Investigating the warp factor

The last post looked at how the single composite scan made from the 24 separate sheets of John Rocque’s 1746 map  of central London, were fitted  in place over moden mapping using the process named georeferencing.  When applied to historic … Continue reading

Posted in LocLonGeneral | Tagged , , , , | Leave a comment