§ 69. Mr. POTTSasked the Secretary for Mines the number of coal-cutting and other machines in Yorkshire at the end of 1935, and the number introduced each year since 1930?
Number of machines in use below ground in Yorkshire during the year 1930 to 1935 | |||||||||
Year. | Coal-cutting machines. | Mechanical Conveyors. | Loaders. | Pneumatic Picks. | Drills for borings hot holes. | ||||
At Coal Face. | Elsewhere. | For coal getting. | For ripping, etc. | ||||||
1930 | … | … | 955 | 366 | 84 | 67 | 651 | 401 | 995 |
1931 | … | … | 986 | 359 | 88 | 77 | 641 | 452 | 1,006 |
1932 | … | … | 916 | 353 | 90 | 83 | 528 | 537 | 1,098 |
1983 | … | … | 949 | 426 | 129 | 94 | 751 | 572 | 1,196 |
1934 | … | … | 1,012 | 523 | 195 | 94 | 943 | 725 | 1,307 |
1935 | … | … | 1,059 | 635 | 260 | 104 | 1,123 | 843 | 1,284 |