N/A
- Buyer Leffingwell John S. and Vonstauffenberg Morgana (trustees)
- Seller John S. Leffingwell
N/A
- Buyer John Sanford Leffingwell
- Seller John T. Leffingwell (individually and as trustee) and Margery A. Leffingwell (individually and as trustee)
N/A
- Buyer John Sanford Leffingwell
- Seller John T. and Margery A. Leffingwell