1942: Tatra started production of Tatra 111 with air-cooled V12 diesel engine. 1  1943â46: The common-rail (CRD) system was invented (and patented by) Clessie Cummins. 2  1944: Development of air cooling for diesel engines by KlÃ¶ckner Humboldt Deutz AG (KHD) for the production stage, and later also for Magirus Deutz.
Aaron (then age 39) hit 40 home runs in 392 at-bats, ending the 1973 season one home run short of the record. He hit home run number 713 on September 29, 1973, and with one day remaining in the season, many expected him to tie the record.
It all came together for Aaron and the Braves in 1957 as Milwaukee won the NL pennant (with Aaron homering to clinch it.) Hank claimed the Leagues MVP Award and just missing out on winning the Triple Crown, leading in HR (44) and RBI (132), while finishing third in batting with a .322 average.