in reference to Mercalli scale, 1900, named for Italian geologist Giuseppe Mercalli (1850-1914), who invented it ("I Terremoti della Liguria e del Piemonte," Naples, 1897). It was a modification of the Rossi-Forel scale (1883).
Professor mercalli represents the motion diagrammatically by the curve a in Fig. 35.
The curve drawn by Professor mercalli (Fig. 14) coincides nearly with the second of these lines.
The only complete map of the isoseismal lines is that drawn by Professor mercalli.
Professor mercalli believes that, in private houses, more than 90 per cent.
Professors Taramelli and mercalli have made a careful study of the subject of this section.
Professor mercalli regards Mallet's method with greater favour than most seismologists.
In estimating this quantity, Professor mercalli takes intensity as well as frequency into account.