To His Excellency John Hancock, Esq. governor and commander in chief of the Commonwealth of Massachusetts Sir, The great and unremitted zeal Your Excellency hath manifested for many years past to promote the arts and sciences ... emboldens the publisher of these charts to take the liberty of soliciting the honor of your Excellency's patronage - Clark, Matthew (Published and sold by Matthew Clark, 1790)
Advertised in the Boston gazette, July 5, 1790. - Charts published by Matthew Clark and certified by Osgood Carlton. - Evans, 21738. - Signed: Matthew Clark