The British Mars : containing several schemes and inventions, to be practiced by land or sea against the enemies of Great-Britain ; shewing more plainly, the great advantage Britain has over other nations, by being masters at sea ; to which is added, an appendix, containing a scheme for manning the British navy, with less grievance to the subject; and a scheme to employ seamen ; of a copper mine near Hudson's Bay and of discovering the North-West passage, or determine there is no such passage ; with cautions and directions . pters Page 54 Chap. XIII. Of the means Britahi has to take ordemolifl


The British Mars : containing several schemes and inventions, to be practiced by land or sea against the enemies of Great-Britain ; shewing more plainly, the great advantage Britain has over other nations, by being masters at sea ; to which is added, an appendix, containing a scheme for manning the British navy, with less grievance to the subject; and a scheme to employ seamen ; of a copper mine near Hudson's Bay and of discovering the North-West passage, or determine there is no such passage ; with cautions and directions . pters Page 54 Chap. XIII. Of the means Britahi has to take ordemolifli an Enemfs Sea-Forts^ and defiroy theirShips in Harbour , -^ ^-^ Page 63 PART II. Chap. I. Of Fortuity Page 73 Chap. II. Of new Methods to fortify Places Page 79 Chap. III. Of a nezv Method to fortify re-enteringAngles Page 96 Chap. IV. Of fortifying a Circle Page loi Chap. V. of a ne-zu Method to make Covert-waysand PFalls in fortifying Places Page 115 Chap. VI. Of Foundations^ and the Manner oflaying them in Fortifications^ Bridges, and Piers forHarbours Page 122 Chap. VII. Of the Length of Arch-Stones Page 164 Chap. VIIL Of Rivers, Creeks and Harbours ;a7id making proper Ufe of the Flux of the Sea Page 170APPENDIX. Chap. I. Of maming the Britifli Navy with lefsGrievance to the Siibje^s Page 182 Chap. II Contains a Scheme to employ Stamen \and alfo treats of a Copper-mine near HiidlbnsBay •, and of a Scheme to difcover the Ncrth-wefiPaffage, or determine there is no fuch Pajfage ^with Cautions and Dire^ions, THE. THE British Mars V \J9 CHAP. I.


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