De Brahm, J. G. W. (1774). De Brahm's zonical tables for the twenty-five northern and southern climates: In which, for every five minutes difference of latitude, the parallel with all the degrees, for each degree all minutes, and for each minute all the seconds, are calculated in links, at 100 per 66 feet. Printed by T. Spilsbury.

De Brahm, John Gerar William. De Brahm's Zonical Tables for the Twenty-five Northern and Southern Climates: In Which, for Every Five Minutes Difference of Latitude, the Parallel with All the Degrees, for Each Degree All Minutes, and for Each Minute All the Seconds, Are Calculated in Links, at 100 Per 66 Feet. London: Printed by T. Spilsbury, 1774.

De Brahm, John Gerar William. De Brahm's Zonical Tables for the Twenty-five Northern and Southern Climates: In Which, for Every Five Minutes Difference of Latitude, the Parallel with All the Degrees, for Each Degree All Minutes, and for Each Minute All the Seconds, Are Calculated in Links, at 100 Per 66 Feet. Printed by T. Spilsbury, 1774.