Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N3766E.
| Tail Number / N-Number | N3766E |
| Manufacturer | AERONCA |
| Model | 7AC |
| Manufacturer's Serial Number | 7AC-7053 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Individual |
| Owner Name | COX RICHARD M |
| Street | 137 MCCROS KEY AVENUE |
| City | KNOXVILLE |
| State | TN |
| Zip Code | 37901 |
| Region | Central |
| Certificate Issue Date | 1955-04-12 |
| Last Status | Valid Registration |
| Cancellation Date | 1971-04-28 |
| Mode S Code | 51046504 |
| Mode S Code Hex | A44D44 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N3766E.
| Tail Number / N-Number | N3766E |
| Manufacturer | ESCH ROBERT W |
| Model | EXPERIMENTAL BALLOON |
| Manufacturer's Serial Number | 1 |
| Aircraft Type | Balloon |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 0 engines |
| Last Action Date | 1980-05-17 |
| Last Status | N-Number assigned, has not been registered and is pending cancellation |
| Cancellation Date | 2011-03-17 |
| Mode S Code | 51046504 |
| Mode S Code Hex | A44D44 |