N/A
- Buyer Elizabeth A. Houston (revocable trust)
- Seller Elizabeth A. Houston
N/A
- Buyer Elizabeth A. Houston
- Seller Elizabeth A. and W. R. and William R. Houston
N/A
- Buyer Elizabeth A. and William R. Houston
- Seller Elizabeth A. Houston (trustee), Julie A. and William T. Houston, Nineteen Ninety Houston (living trust), W. R. Houston (trustee) and William R. Houston (trustee)
N/A
- Buyer William T. and Julie A. Houston
- Seller William T. Houston