H.—ls.

Return of the Number of Land Boilers and Machinery inspected during the Financial Year ended 31st March, 1922.

Machinery. Class. Number. Class. Number. Hydraulic lifts .. .. • .. .. 268 Electric motors .. .. .. .. 6,794 Gas-lifts .. .. .. .. ..14 Gas-engines .. .. .. .. 1,493 Electric lifts .. .. .. .. ..726 Oil-engines .. .. .. .. 12,947 Steam-lifts .. .. . . .. 18 Steam machinery . . . . .. . . 6 (las, hydraulic, and electric-motor hoists.. ..8)2 . ■ Water-engines, peltons, turbines, and water-wheels 610 Total.. .. .. .. 23,688

Return of New Boilers inspected for the Year ended 31st March, 1922.

Return of the Number of Service and Competency Certificates issued to Engine-drivers and Electric-tram Drivers during the Year ended 31st March, 1922.

31

Iio%ters. Class. Not, exceeding 5 Horsr-power. Exceeding 5 liut not exceeding 10 Horsepower. Exceeding 10 Horse-power. Total. Stationary Portable Totals 3,075 931 224 1,048 3,299 1,979 2,472 438 2,910 2,472 438 0,478 1,710 8,188

Made in Dominion. in iported. Total. District. Ninn lirr. Horse-power. Number, Horse-power. Number. Horse-power, Auckland Auckland North Auckland South Canterbury North Canterbury South Gisborne Hawke's Bay Marlborough . . Otago Southland Taranaki Taranaki North Wellington Wellington North Westland 59 558-14 6 .30 29 190-41 1 5 25 89 1 13 17 128-91 8 83 1 5 . 4 20 24 402 1 5 7 58 58 12 25 19 7 4 5 3 17 9 8 6 32 10 2 816-72 671 -5 989 105-86 10 78 131 15 232-7.8 158 355 127 625-86 365-75 15 117 12 31 48 7 5 30 4 34 17 9 10 56 11 9 I..374-80 671-5 1,019 296-27 10 83 220 28 361-69 241 40-5 147 1,027-86 370-75 73 Totals 183 1,587-46 217 5,276-07 400 6,863-53

Class. Number. Class. Number. Service— First-class engine-driver Locomotive and traction-engine driver .. iimpetency— First-olass engine-driver Second-class engine-driver Steam-winding-engino driver .. 10 2 35 233 9 Competency— continued. Electric-winding-engine driver l-iocomotivc and traction-engine driver . . Locomotive-engine driver Traction-engine driver I*lleotiio-tram driver Total I 3 80 1 79 72 524