„ 96 GEORGE LUKÁCS _alias_ LÖVINGER „ 106 THE RED MAY-DAY „ 110 BÉLA KÚN GIVES AN ADDRESS TO STUDENTS. VIII. SCIENTIFIC USE OF THE PARSONS TURBINE. [Illustration: FIG. 68.] In Fig. 151_c_ the construction of timepieces--The driving power--The escapement--Compensating pendulums--The spring balance--The cylinder escapement--The lever escapement--Compensated balance-wheels--Keyless winding.