"A long view of London and Westminster, the origin

"A long view of London and Westminster, the original drawing for the print engraved by S & N Buck, 1749; view from the south side of the river with boats and river traffic, from Westminster Bridge to London Bridge, with landmarks clearly visible including Westminster Abbey, Somerset House, St Pauls and the Tower of London. c1746 Pen and black ink, with grey wash, on five sheets conjoined. This is detail number 4."