Merchant ships' mates and petty officers (wages). Return of average rates of wages paid to mates of all grades, petty officers, such as boatswains, carpenters, quartermasters, &c., for the years 1850, 1860, 1870, 1880, 1885, 1886, 1887, 1888, 1889, and 1890, distinguishing between steam and sailing vessels of under 500 tons, of 500 and under 1,000 tons, of 1,000 and under 1,500 tons, of 1,500 and under 2,000 tons, of 2,000 tons and above (in continuation of table 23 of "progress of British merchant shipping," Parliamontary Paper, no. 192, of session 1890) [electronic resource].