Plan of the harbour and basin of Quebec / surveyed by order of H.R. Highness the Lord High Admiral by Commander H.W. Bayfield and his assistants Lieut. P.E. Collins & A.F.J. Bowen, Midn., Oct. 1827.Bayfield, Henry Wolsey, 1795-18851829"J. & C. Walker, sculpt.""London, published according to Act of Parliament at the Hydrographical Office of the Admiralty, 2d. Feb., 1829.""Sold by R.B. Bate Agent..."In lower right margin: 319.Prime meridian: Greenwich.Relief shown by hachures. Depthcartographic