With maps as "proof impressions" and printed from copper plates, detail was engraved in reverse with writing having to be put on the map the correct way, while speed "copied, adapted and compiled the work of others", not doing much of the survey work on his own, which he acknowledged. The atlas was not above projections of his political opinions" Speed represented King James I as one who unified the "Kingdoms of the British isles". In 2016, the British Library published a book, introduced by former MP Nigel Nicolson and accompanied by commentaries by late medieval and early modern historian Alasdair Hawkyard, which reprinted this collection of maps on the British Isles, showing that Speed had drawn maps of areas ranging from Bedfordshire to Norfolk and Wales.