 | Adam Smith - 1789 - 526 sayfa
...particular part of the work. In the firft fire-engines, a boy was conftantly employed to open and fhut alternately the communication between the boiler and the cylinder, according as the pifton either afcended or defcended. One of thole boys, who loved to play with his companions, obferved... | |
 | John Evans - 1807 - 318 sayfa
...towards finding out easier and readier methods of performing it. •• In the first fire-engines, a boy was constantly employed to open and shut alternately...communication between the boiler and the cylinder, accordingly as the piston either ascended or descended. One of these boys, who loved to play with his... | |
 | Adam Smith - 1809 - 372 sayfa
...in order to facilitate and quicken their own particular part of the work. In the first fire-engines, a boy was constantly employed to open and shut alternately...a string from the handle of the valve which opened this communication to another part of the machine, the valve would open and shut without his assistance,... | |
 | Adam Smith - 1811 - 452 sayfa
...in order to facilitate and quicken their own particular part of the work. In the first fire-engines, a boy was constantly employed to open and shut alternately the communication between the toiler and the cylinder, according as the piston either ascended or descended. One of those boys, who... | |
 | Adam Smith - 1812 - 520 sayfa
...particular part of the work. In the firft fire-engines, a boy was conftantly employed to open and fhut alternately the communication between the boiler and the cylinder, according as the pifton either afcended or defcended. One of thofe boys, who loved to play with his companions, obferved... | |
 | Adam Smith - 1812 - 530 sayfa
...particular part of the work. In the firft fire-engines, a boy was conftantly employed to open and fhut alternately the communication between the boiler and the cylinder, according as the pifton either afcended or defcended. One of thofe boys, who loved to play with his companions, obferved... | |
 | H. Nolte - 1823 - 646 sayfa
...hoy was constantly employed to open «ч<1 shut alternately the communication between the boiler ч . and the cylinder, according as the piston either ascended...descended. One of those boys, who loved to play with hi» companions, observed that, by tying a string from the handle of the valve which opened this communication... | |
 | 1825 - 424 sayfa
...quicken and facilitate their own particular part of the work. In the first steam-engines a boy was employed to open and shut, alternately, the communication...as the piston either ascended or descended. One of these boys who loved to play with his companions, observed that, by tying a string from the handle... | |
 | Perry Fairfax Nursey - 1825 - 508 sayfa
...thoughts towards finding out easier and readier methods of performing it. In the first steam-engines, a boy was constantly employed to open and shut alternately the communication between the boiïet and the cylinder, according as the piston either ascended or descended. One of these boys,... | |
 | 1831 - 444 sayfa
...was the discovery of a boy, who wanted to save his own labour. When these engines were first used, a boy was constantly employed to open and shut alternately...communication between the boiler and the cylinder, according ai the piston either ascended or descended. One of these boys, who loved to play with his companions,... | |
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In the first fire-engines, a boy was constantly employed to open and shut alternately the communication between the boiler and the cylinder, according as the piston either ascended or descended. One of those boys, who loved to play with his companions,... 
