1858

  • Steinway & Sons builds 712 pianos.
  • Steinway & Sons employs 100 workers.
  • Steinway & Sons expends its showrooms to include 82 Walker Street.
  • In Germany, C.F. Theodor Steinweg has sold by this time about 25 pianos since the launch of his pianomaking business 3 years earlier.
  •  John F. Petri, a music teacher and former piano dealer in Baltimore and Washington, D.C., moves to New York and starts working as a salesman in Steinway & Sons’ Walker Street showroom.  
  •  William Steinway, age 23, takes charge of buying land for a new Steinway & Sons factory: it has become too expensive to keep the expanding business downtown.
  •  William Steinway shows excellent judgement, having bought a large land site along the Harlem & New Haven railroad line, between Fourth Avenue and Lexington Avenue, and between 52nd and 53rd Streets.
  • The construction of the new factory begins at the Fourth Avenue site, supervised by Heinrich Engelhard Steinweg. Architect Louis Berger designs the four-story L-shaped 175,000 square foot factory building. The cost of construction is estimated at $150,000.