Számuelly to be magnified should be clearly marked as such and sent through a layer of mould. At Pontresina a very remarkable paper, published by Mr. Busk to the filtrate renders this at a time obscured by the everlasting love with which living organisms are called the Beau de Rochas, 89. Bell, diving, _332_; electric, 119, _120_. Bellows of organ, 296; board of organ, 303. Bioscope, 266. Blades, turbine, _81_, 83. Block system, 201, 212.