Cassini Grid
... that Cassini Grid military maps were made available to the public partly because German bombing of the Ordnance Survey offices delayed the issue of National Grid maps?
... that <b id="mwA8g"><a href="./Cassini_Grid" id="mwA8k" rel="mw:WikiLink" title="Cassini Grid">Cassini Grid</a></b> military maps were made available to the public partly because <a href="./The_Blitz" id="mwA8o" rel="mw:WikiLink" title="The Blitz">German bombing</a> of the <a href="./Ordnance_Survey" id="mwA8s" rel="mw:WikiLink" title="Ordnance Survey">Ordnance Survey</a> offices delayed the issue of <a href="./Ordnance_Survey_National_Grid" id="mwA8w" rel="mw:WikiLink" title="Ordnance Survey National Grid">National Grid</a> maps?