Part, §

1 Pre,  8|     zest I had been studying natural science and mechanics in
2   I,  3|      a vessel remains in its natural state, this air will --
3   I,  3|  atmosphere (those versed in natural science have proved by many
4   I,  3|   below the piston is in its natural state, the pressure of this
5   I,  5|    very well acquainted with natural science fail to realise
6   I,  5|    globe, (when lecturing on natural science in the House of
7   I,  7| Account of the Principles of Natural Philosophy")~ ~ ~ ~The height
8   I,  9|  been filled with air in its natural state, which I presume many
9 III, 47|   are derived one-third from natural science, and just as all