Francis Lodwick was a merchant of Dutch origin who lived in London. His name appears in A Collection of the Names of the Merchants living in and about the City of London (1677), with the address "Fan-church street". He did not have any higher education, and was admitted as a Fellow to the Royal Society at the age of 60.
1647 A Common Writing: / Whereby two, although not under- / standing one the others Language, yet by / the helpe thereof, may communicate / their minds one to another. / Composed by a Well-willer to Learning. / Printed for the Author, / MDCXLVII.
1652 The / Ground-Work, / Or / Foundation Laid, / (or so intended) / For the Framing of a New Perfect / Language: / And an Vniversall or / Common Writing. / And presented to the consideration of / the Learned, / By a Well-willer to Learning. / Printed, Anno MDCLII.