George Richardson Porter

George Richardson Porter (1792 – 3 September 1852) was an English statistician. He became head of the statistical department of the Board of Trade. Provided by Wikipedia

7
by Porter, George Richardson
Published 1831
Printed for Longman, Rees, Orme, Brown, and Green

12
by Porter, George Richardson
Published 1838
Printed for Taylor and Walton, booksellers and publishers to the Central Society of Education