| Tail Number / N-Number | N4929 |
| Manufacturer | PALEN |
| Model | AVRO-504K |
| Year Built | 1966 |
| Manufacturer's Serial Number | HAC1 |
| Aircraft Type | Fixed wing single engine |
| 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) |
| Engine Manufacturer | LERHONE |
| Engine Model | TYPE C |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 80 hp (60 kW) |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | RHINEBECK AERODROME MUSEUM |
| Street | PO BOX 229 |
| City | RHINEBECK |
| State | NY |
| Zip Code | 12572-0229 |
| Region | Eastern |
| County | Dutchess County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1979-05-08 |
| Certificate Issue Date | 1994-10-17 |
| Last Action Date | 2021-04-12 |
| Expiration Date | 2028-09-30 |
| Status | Valid Registration |
| Mode S Code | 51415431 |
| Mode S Code Hex | A61B19 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4929.
| Tail Number / N-Number | N4929 |
| Manufacturer | SPARTAN |
| Model | C-3 |
| Manufacturer's Serial Number | 58 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 78 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SPARTEN SCHOOL OF AERONAUTICS INC |
| Street | APACHE & CHAMBERLAIN ST |
| City | TULSA |
| State | OK |
| Zip Code | 73159 |
| Region | Southwestern |
| County | Dutchess County |
| Last Status | Valid Registration |
| Cancellation Date | 1930-04-18 |