sentences:  The final decades of the 19th century were a period of business consolidation from the partnership-sized businesses of an earlier generation to a new type of business firm, the stock-market-traded corporation intent on maximizing market share.The former Cleveland Iron Mining Co. was a survivor of this shakeout, purchasing many of its competitors.One key merger in 1890, with Jeptha Wade's Cliffs Iron Company led the combined firm to change its name to the Cleveland-Cliffs Iron Company.