| Tail Number / N-Number | N3920E |
| Manufacturer | AERONCA |
| Model | S11AC |
| Year Built | 1947 |
| Manufacturer's Serial Number | 11AC-S95 |
| Aircraft Type | Fixed wing single engine |
| Category | Sea |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | A&C65 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 65 hp (48 kW) |
| Average Cruising Speed | 75 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LADD DANIEL T |
| Street | 592 LOUDON RIDGE RD |
| City | LOUDON |
| State | NH |
| Zip Code | 03307-1709 |
| Region | New England |
| County | Merrimack County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1958-01-28 |
| Certificate Issue Date | 1997-07-24 |
| Last Action Date | 2020-10-04 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 51106224 |
| Mode S Code Hex | A48C94 |