千九百O四年。本雪文尼亚州铁土斯佛来城。(Titusville)之瓦斯厂。当收集天然瓦斯时。有似格斯林之嗅。自瓦斯管发出。於是令天然瓦斯入压力器。从事试验。今试验已告成。格斯林可由是迫压而出。并可用发气转动压力机。可云便利矣。格斯林种数甚多。然大率可以嗅味区别之。其属 Nine hundred and four years. The Tweed city of St. (Titusville) gas plant. When collecting natural gas. Like Geshlin’s smell. Issued from the gas pipe. So natural gas into the pressure device. Engaged in the experiment. This test has been completed. Gershlin is forced by pressure. And gas can be used to turn the press. Cloud can carry on. Geslin has many species. However, the rate of smell can smell the difference. Its genus