https://youtu.be/ZNC9V1J-ebg
https://youtube.com/watch?v=PJDq_TIj1RA&feature=share
https://youtube.com/watch?v=-7mJ3cWGJaI&feature=share
https://youtube.com/watch?v=FI3cjOyJMjY&feature=share
https://youtube.com/watch?v=M55OnPP_6Mk&feature=share
https://youtube.com/watch?v=TxTAUptTiQY&feature=share
https://youtu.be/ouE-UDgviTs
1930- Construction begins on the Empire State Building.
https://youtu.be/77gbCjRW7Kk
LafargeHolcim in the United States acquired Marshall Concrete Products, a “longstanding and trusted supplier” of concrete products and services in the Minneapolis/St. Paul, Minn., and the greater Twin Cities metropolitan area, the... read more →