Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N33606.
| Tail Number / N-Number | N33606 |
| Manufacturer | CESSNA CLAASSEN |
| Model | 305A(0-1A) |
| Year Built | 1952 |
| Manufacturer's Serial Number | 51-16923 |
| 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) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | O-470 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 230 hp (172 kW) |
| Average Cruising Speed | 99 miles per hour |
| Type of Registrant | Government |
| Owner Name | HAWKEYE COMMUNITY COLLEGE |
| Street | 1501 E ORANGE ROAD PO BOX 8015 |
| City | WATERLOO |
| State | IA |
| Zip Code | 50704 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1973-01-11 |
| Certificate Issue Date | 1988-04-11 |
| Last Action Date | 2005-12-20 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2006-11-16 |
| Mode S Code | 50727220 |
| Mode S Code Hex | A3AE90 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N33606.
| Tail Number / N-Number | N33606 |
| Manufacturer | DOUGLAS |
| Model | DC-3A-S1C3G |
| Manufacturer's Serial Number | 4806 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 32 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 157 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | HAWAIIAN AIRLINES LIMITED |
| Street | BOX 2720 |
| City | HONOLULU |
| State | HI |
| Zip Code | 96791 |
| Region | Western-Pacific |
| Certificate Issue Date | 1942-04-07 |
| Last Status | Valid Registration |
| Cancellation Date | 1959-12-01 |
| Exported To | JAPAN |
| Mode S Code | 50727220 |
| Mode S Code Hex | A3AE90 |