yes it is!
Over the last year or so I've been building up a page devoted to Nicholas - not quite ready to go public tho it is included on the more recent cd's
but to answer your query;
An entry in Lib Vas confirms Nicholas was eldest son of Joseph Boscow, watchspring maker of Liverpool, who had married Catharine Quine of Ramsey - Cath was daughter of Nicholas Quine and Margaret Moore, baptised Ramsey 1749, and who was left property in Ramsey by her mariner brother Arthur: Nicholas, a tailor in Ramsey, by deed also accepted as the jt will of him + wife had settled property on his 4 children. Nicholas had bought two properties in Ramsey - the 1st would appear to be on today's quay - the second in Nicholson's qtr

[NSS May 1741 45] dated 20 Jan 1740/1;Mary Casement als Christian(Ramsey) sells for £6 17s to friend Nicholas Quine a house and garden in Ramsey 2d rent + 1.5d brass rent situate betwixt Mich Sayle on one side and Christo Jonson on other from the street to the sea; if Mary cannot support the right [ie does not have full legal right] to have half the consideration money and to have the use of the room over the cellar during her lifetime;Witt Rich Voase x, Paul Corkill x, Arthur Cowll;additional obligation on Quine to keep Mary's room in sufficient repair

[NSS Oct 1753 28] dated 26 Mar 1753;Nicholas Christian(Ramsey) [a Catherine Christian also signs] sells for £30(sterling) to Nicholas Quine(Ramsey) a small parcel of my estate in Nicholson qtr land lying at back of Ramsey adj John Stevenson's piece on southeast, Dan Tear's rent on southwest and to the way leading on the back of sd town on northeast and my own land on west being 10yrds in front of way and running the same breth to Dan Tear's rent;Witt John Walker, Tho [] x;

Quine mortgages house (by rent appears to be the 1753 purchase) probably to help pay for his second purchase

[NSM May 1754 128]: [cancelled][Ramsey]dated 17 Jan 1754;Nicholas Quine(tailor, Ramsey) + wife Margaret als Moore mortgages for 5yrs for £12 to John Cowle(Kk Bride) half of our dwelling house in Ramsey adj on east John Stephen and on west Nicholas Christian - Quine to continue occupation paying lawful interest; Witt Robt Brew, William Coale?; Setting quest place 1d rent; 15 Apr 1760: Andrew Cowle s/o and exor of Jane late wife of John Cowle and jt admr(with Joney Cowle) of sd John ack payment

have quite a bit more but that should help