General lighthouse authorities, &c. Return (1.) of the names, ages, occupations, and dates of appointment of the present members of the Trinity House of Deptford Strond, of the Commissioners of Northern Light Houses, and of the Commissioners of Irish Lights; and the mode in which, or persons by whom, they were respectively appointed, and the duration of their office, distinguishing (in the case of the elder brethren) those who have been in command of vessels in the Royal Navy or merchant service, and the dates when they retired from those services, and those who are in active service on board Trinity House vessels. (2.) Of the amount of remuneration, if any, received by each member of the three boards during the last financial year, whether in the form of salary, allowances, or fees. (3.) Of the names, stations, salaries, and dates of appointment of the principal officers of the three boards. (4.) Of the total income of each board, specifying the sources. (5.) Of the expenses of each board, with the percentage which these bear to income [electronic resource].