Prices of exported coal. Return to an order of the Honourable the House of Commons, dated 30 July 1913;--for, return "giving the quantities of coal exported from each of the ports of the United Kingdom by quarterly periods in 1912, at prices not exceeding 5s., above 5s. but not exceeding 6s., above 6s. but not exceeding 7s., and so on, with comparative totals for 1908-1911 (in continuation of Parliamentary Paper no. 107, of session 1912)." [electronic resource].