Remove

1. house
2. Ithaca, NY
3. Ithaca, NY
4. Ithaca, NY

What

1. Hoard house (2)
2. Crissey house (1)
3. Dennis house (1)
4. Ross house (1)

Where

1. Ithaca, NY (6)

Who

1. Hall, Raymond V … (6)
2. Hoard, Mr. & Mr … (2)
3. Crissey, Mr. & … (1)
4. Dennis, Mr. & M … (1)
5. Ross, Mr. & Mrs … (1)

When

1. 1947 (3)
2. 1946 (2)
3. 1941 (1)