Vol. I. contains Letters, &c. relating to Ireland whilst he was Secretary to the Earl of Clarendon Lord Lieutenant in the reign of King James II., viz. from 1686 to 1689: with a table of contents of the principal matters prefixed.
Vol. II. contains Passes granted by him in Hamburgh from the 18th of May 1692 to the 25th Nov. 1699; Certificates, Depositions, Affidavits, and several matters relating to ships building at Lubeck, treated for by King William, and to ships trading to France, &c.
Vol. III. contains Letters written by him in 1690 and 1691, when resident for King William and Queen Mary at the Hanse Towns, concerning his negotiation; and other matters on the public affairs of Europe: with an index or table of contents at the end.
Vol. IV. contains Letters written by him whilst resident at Hamburgh, 1691 and 1692; with accounts of his negotiations and other transactions i Europe with an index as above.
Vol. V. contains his Letters when resident at Hamburgh and the other Hanse Towns, from 1696 to May 1700, giving an account of his negotiations and several other public transactions at that time in many other places of Europe, with an index as above.