April 4 – Transit Planning Study Chicago Central Area, a three volume report authorized in 1965, is published by the City of Chicago, Chicago Transit Authority, and other public agencies. It proposed a new Loop Subway under Randolph, Wabash, Van Buren and Franklin Streets to replace the Loop elevated system (which still exists today), and a Distributor Subway system under Monroe Street to the North Michigan Avenue business district and McCormick Place. After 1970, it was referred to as the Chicago Central Area Transit Project.
The Philippine National Railways scraps its last known flagship tender locomotive built prior to World War II. Manila Railroad No. 176, a 170 class locomotive, entered service in 1922 and was primarily used on the inaugural Bicol Express to Legazpi, Albay starting in 1938.[14]
"東京都交通局,交通局について,都営地下鉄"[History of the Transportation Bureau]. kotsu.metro.tokyo.jp (in Japanese). Archived from the original on 23 February 2024. Retrieved 12 July 2024.
"東京都交通局,交通局について,都営地下鉄"[History of the Transportation Bureau]. kotsu.metro.tokyo.jp (in Japanese). Archived from the original on 23 February 2024. Retrieved 12 July 2024.