A Watch Camera

1887 Scientific American  
J'ci-tutifit �mtritau� rOCTOBER 22, 18&7, IiIlope. Cor CaUln". a04 EDlbankment.,stated that all the new explosives, about which there thrown violently from the hose on the foliage has not In rock cuttings, many instances may be adduced of has been so much said and written lately, such as the desired effect. The grower in question affirms that the sides of excavations differing very slightly from roburite, melanite, etc., are due to the action of nitric no harm ever comes of such a lavish use of
more » ... sulpQur, the perpendicular, while the corresponding embank-acid on hair and wool. Herr Lack, the agent who and I know that his houses of Alicantes are second to ment may have slopes of about % hol"izontal to 1 verti-, made the misrepresentation about the acid, was con-none in the country. This was confirmed by the at cal. Excavations in chalk are commonly made (when demned to two months' imprisonment.-All. Verso tendant, who informed me that he has used in one seathe chalk is solid) with slopes varying from � to 1 to t Presse, Berlin. son thirty-two pounds of sulphur for a house one to 1, the slope being increased when the material is hundred feet long. It is worthy of note that this inloose. Embankments in chalk may have slopes from A WATCH CAIIERA. d" ividual is a grape grower by birth.' He comes of a
doi:10.1038/scientificamerican10221887-260 fatcat:ndscfv2oafax5hamdribzzcgka