What is associated with: 1924 my struggle?

What is associated with: 1923 poem that reads but i have promises to keep and miles to go before i sleep? What is associated with: 1923 this agricultural chemist? Who performed with '1924 and the paycock'? What is associated with: 1924 helen wills 2004 justine henin hardenne? What is associated with: 1924 saw the first of these held in chamonix france? What is associated with: 1925 1929 gates? What is associated with: 1925 east egg? What is associated with: 1925 self made millionaire james gatz?