A manuscript index to William A. Foyle's extra-illustrated copy of Philip Morant's History and antiquities of the county of Essex 1768 London edition, listing 868 prints, drawings, and maps used to expand the already illustrated two volume work into five folio volumes. The additional plates included maps (included some hand-colored maps), portraits of kings, nobility, criminals, and other significant personalities; views, scenery, and plans of towns; historical monuments, ruins, castles, manors, and country houses; churches and abbeys; tombs and monuments, coats of arms, genealogies, and antiquities; some satires and a print of teh Fairlop Fair. In addition to 21 original drawings, the collection includes representative examples of a range of mediums used in printmaking since the 17th-century and into the late 19th-century: woodcuts, mezzotints, aquatints, steel engravings, stipple engravings, etching, aquatint, lithography, and wood engraving, including many that are hand-colored or, for later production processes, colored as issued; also included are images from London magazine and the Universal magazine as well as privately printed plates. Some of the earlier mezzotints and engravings are in proof states.

The entries in the index reference the artist and printmaker when known and lthe list inlcudes: George Vertue, Jacobus Houbraken, William Smith, Bernard Baron, James Smith, Simon Watts, Lucas Vorsterman, William Byrne, Charles Turner, Vitor Maire Vicot, George Hawkins, W.H. Byrne, John Claude Nattes, James McArgell, William Franklin, T. Athow, Andrea Freschi, R. Cooper, Samuel Buck, John Coney, Richard Houston, Thomas Nugent, John Simon, Henry Shaw, John Faber, Charles Mosley, Pierre Charles Canot, Edward Harding, Jospeh Ryland, Isaac Beckett, Thomas Wright, and Pierre Lombart. The artists of the original art included are: T. (Thomas) Athow and John Laporte, as well as several unidentified artists.