Annual Report |
From inside the book
Results 1-3 of 33
Page 9
... ventilation is deficient , and I find that the work done is one - fifth more in the former collieries , including the whole cost of ventilation . The same circumstances exist in Belgium , and Dr. Hanot was there able from long practice ...
... ventilation is deficient , and I find that the work done is one - fifth more in the former collieries , including the whole cost of ventilation . The same circumstances exist in Belgium , and Dr. Hanot was there able from long practice ...
Page 26
... ventilation requires eight times the power , for 8 is the cube of 2. This explains why so large an amount of air can be obtained by natural ventilation in cold weather , as compared with the effect of the highest artificial ventilation ...
... ventilation requires eight times the power , for 8 is the cube of 2. This explains why so large an amount of air can be obtained by natural ventilation in cold weather , as compared with the effect of the highest artificial ventilation ...
Page 2
... ventilation of mines , especially in those parts which are difficult to reach by natural ventilation . The Polytechnic Society offers the above premiums for competition , in the hope of directing a larger portion of public attention to ...
... ventilation of mines , especially in those parts which are difficult to reach by natural ventilation . The Polytechnic Society offers the above premiums for competition , in the hope of directing a larger portion of public attention to ...
Contents
List of Officers | v |
Annual General Meeting | viii |
Annual Exhibition | xviii |
27 other sections not shown
Other editions - View all
Common terms and phrases
Alfred Fox attached awarded Barclay Fox Bart birds boat body boiler Budock bottom Budock lane Bullmore's Camborne Capt Caroline Fox Charles Fox Charles Lemon China-stone clay Cocks College wood colour committee common Cornish Cornwall Devonport drawings eggs Enys Falmouth feet field fish fourth prize Fowey granite Gwennap Gwyllyn-vase Hedge Helston Illogan improved inches insects invention James John judges larvæ Linn Liskeard Lovell Squire machine marsh means mines Miss Vigurs month observations Panscoth lane Pendennis castle Pennance Penryn road placed plentiful pools POUNDS premium prize value produced Punnett quantity R. W. Fox rain Redruth Report Richard rocks Rogers Rundell scarce second bronze medal second silver medal Selley's small prize spawn specimens steam stones Sulivan Swanpool tentacula third prize trawl refuse Trescobeas farm Trevethan Trigoniggy Truro Tweedy uncommon ventilation vulgaris Wheal wheat Williams