John (of Dublin) Haslam

John (of Dublin) Haslam is credited as the author of The Paper Currency of England Dispassionately Considered, with Suggestions Towards a Practical Solution of the Difficulty, a work published in 1856. Surviving catalog and bookseller records consistently attach the label "of Dublin" to his name, suggesting an association with the city, but the biographical trail appears very thin.

From the book itself and modern library-style descriptions, he seems to have written about the currency question in England in the wake of the Bank Charter Act of 1844, weighing the strengths and weaknesses of paper money and proposing practical reforms. Contemporary and later summaries describe the work as measured and analytical rather than polemical.

Because reliable biographical sources are scarce, it is safest to remember Haslam primarily through this surviving economic text rather than through a well-documented life story. For readers interested in financial history, that makes him one of those intriguing nineteenth-century authors known mostly by a single serious contribution.