| Tail Number / N-Number | N1781 |
| Manufacturer | EAA BIPLANE |
| Model | P |
| Year Built | 1968 |
| Manufacturer's Serial Number | DG91336 |
| 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 | LYCOMING |
| Engine Model | 0-290 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 140 hp (104 kW) |
| Average Cruising Speed | 112 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | DICK EDWARD A |
| Other Names |
|
| Street | 16646 STONE ST |
| City | MILO |
| State | IA |
| Zip Code | 50166-8824 |
| Region | Central |
| County | Warren County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1979-09-24 |
| Certificate Issue Date | 2015-02-10 |
| Last Action Date | 2020-10-13 |
| Expiration Date | 2028-02-29 |
| Status | Valid Registration |
| Mode S Code | 50234540 |
| Mode S Code Hex | A13960 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N1781.
| Tail Number / N-Number | N1781 |
| Manufacturer | FORD |
| Model | 4-AT-A |
| Year Built | 1927 |
| Manufacturer's Serial Number | 12 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 14 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 3 engines |
| Type of Registrant | Partnership |
| Owner Name | FLAHERTY MARY/FLAHERTY HAROLD J |
| Street | 146 E 71ST |
| City | LOS ANGELES |
| State | CA |
| Zip Code | 90006 |
| Region | Western-Pacific |
| County | Warren County |
| Certificate Issue Date | 1932-02-09 |
| Last Status | Valid Registration |
| Cancellation Date | 1932-01-16 |