St. Kitts, Willliam Wood from St. Kitts to Harlem

Does anyone have information about this man? His wife in the 1930s was Lula Wood. They lived near the Savoy Ballroom in Harlem.

1900 Manhattan, New York, NY

William Wood, male, black, born circa 1870 in West Indies, waiter
wife Janette, female, black, born circa 1873 in Maryland, laundress
Married 4 years, no children, the couple rented their home on East 84th St.

1920 Manhattan, New York, NY

William Wood, male, black, born circa 1871 in St. Kitts, factory worker
Lodger at 466 Lenox Avenue (between 142nd and 143rd in Harlem)