Her Suicide; a poem (1789) addressed what was considered by foreigners and English alike to be a pressing national problem.

[3][4] Based on references in her writings, it would appear that Blackett was widowed, and also suffered the loss of a brother at sea.

[5] The details of her death are better known: she died in Vauxhall, now part of south London, and was buried at St. Mary’s, Lambeth on 8 August 1792.

In this "ode to Chatterton," Blackett addresses the presumed English predisposition to suicide,[7] which she describes as a "horrid Mania" that calls "for the most serious consideration.

[5] The mointress (1791) is a piece of conduct literature in the form of letters addressed to her daughter.