The right to vote, however, was held not by the residents at large but by the town's corporation, consisting of a Mayor, 11 aldermen and 24 common councilmen.
Their interest was inherited by George Hunt, whose mother was the Robartes heiress, but he ran into difficulties and could not afford to retain complete control.
By the 1760s another local magnate, Sir William Irby, secured enough of the town's goodwill to have a say in the choice of one member, while Hunt continued to select the other.
While the MP was not expected to assume the same financial obligations as the patron, nor to attend to the needs of his constituents in the manner of a modern MP, they were expected to attend the election ball, a high point in the social calendar for the wives and daughters of the otherwise undistinguished corporation members.
Looe and the other fishing ports were predominantly Liberal and Fowey a Unionist stronghold, while the areas within the ambit of Plymouth's dockyards tended to vote against whichever was the sitting government.
Another factor was the strength of non-conformist religion, as elsewhere in Cornwall, and this was thought to be the explanation for the Liberal gain in 1906, when agricultural seats elsewhere mostly remained with the Tories.
The Conservatives held it continuously from 1945 to 1964, and at one point might have considered it a safe seat, but by the mid-1960s the Liberal revival had established it as a Liberal-Conservative marginal, which it remained until its abolition.
Back to elections Michell resigned by accepting the office of Steward of the Manor of Northstead, causing a by-election.