Heat energy and fuels: pyrometry, combustion, analysis of fuels and manufacture of charcoal, coke and fuel gases. Translated by Oskar Nagel (1908)
Jüptner von Jonstorff, Hanns, Freiherr, 1853- · New York McGraw · leaf 58
V … Figs. 4 and 5. — Spring Manometer. In order to render the instrument less fragile and to simpUfyits manipulation Wiborgh replaced the mercury-manometer bya spring-manometer (Figs. 4 and 5). The instrument rests in around metal box with heavy bottom (a), to which the por-celain pyrometer-tube {rV)…
Fuel · Heat
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