Note 180 — PART III. APPENDIX I. & II. CONTAINING SUPPLEMENTARY ACCOUNTS OF THE RUSSIAN DISCOVERIES, &c. &c.

I have said a free passage, because if we conclude from the narrative of Deshneff's voyage, that there really does exist such a passage; yet if that passage is only occasionally navigable (and the Russians do not pretend to have passed it more than once) it can never be of any general and commercial utility.