May 6.] THE NEW ZEALAND GAZETTE. 1227

duties he is required to perform as the holder of a first-class engine-driver’s certificate.

30. An applicant for examination as a first-class engine-driver for taking charge of stationary engines must—

(1.) Be at least twenty years of age.

(2.) Except where otherwise specially provided, send with his application form and fee testimonials signed by his employers, with copies of same, and such documents must state clearly and distinctly the class of engines and boilers the applicant has been in charge of, and the dates of beginning and ending of each particular service. The diameter of the cylinder or cylinders of the engines, and the horse-power of boilers, must also be clearly stated in such testimonials. In cases where applicant is unable, from any sufficient cause, to produce employers’ testimonials, a statutory declaration verifying the facts may be accepted by the Board of Examiners.

(3.) Send with his application form and employers’ testimonials a certificate (with copy of same) of sobriety and good conduct for a period of at least twelve months immediately preceding the date of application, and forward fee of £1 by postal note, money-order, or cash (not by stamps or cheque) to the Chief Inspector of Machinery, Wellington.

(4.) Have been in possession of a second-class engine-driver’s certificate for twelve months, and having efficiently driven an engine the cylinder-area of which exceeds 144 circular inches, but does not exceed 200 circular inches, while holding a second-class stationary-engine driver’s certificate;

(5.) Or at any time having had actual charge of a boiler over 15-horse power, or firing and attending to boiler under charge of a first-class stationary-engine driver, for a period of not less than twelve months while holding a second-class stationary-engine driver’s certificate;

(6.) Or having passed an examination for second-class engine-driver, and having been in charge of an engine the cylinder or combined cylinders of which exceed in area 144 circular inches for a period of not less than three years previous to receiving a second-class certificate, shall, without further service, be entitled to be examined for a first-class certificate;

(7.) Or produce satisfactory proof of having served four years’ apprenticeship as an engineer in a workshop or workshops where engines are made or repaired, or where work of a similar character is performed;

(8.) Or of having been employed for three years as a journeyman engineer in a workshop or workshops where engines are made or repaired, or where work of a similar character is performed.

(9.) Be able to work out arithmetical questions connected with safety-valves and connections, capacities of coal-bunkers and oil-tanks, levers, and areas of flat surfaces, and consumption of stores.

(10.) Boilers.—Be able to give a satisfactory description of all types of boilers in use on land, how they are stayed and put together; be acquainted with the uses and management of the different valves, cocks, and connections on boilers; be acquainted with the causes and effects of, and the usual remedies for, incrustation and corrosion in boilers; be able to explain fully how defects that might arise in the working of boilers should be overcome, and how to effect the necessary repairs both of a temporary and permanent nature; be able to calculate the amount of heating-surface of a boiler, and to explain the relations governing the safety-valve and grate-area.

(11.) Engines.—Be able to work out questions in arithmetic such as addition, subtraction, multiplication, division, proportion, vulgar and decimal fractions, and extraction of square root; be able to work out questions as to coal-capacity, store-consumption, lever safety-valve questions, and capacity of tanks, &c.; be able to describe the different parts of steam-engines used on land, and how he would remedy defects that might arise in their working; be able to describe