Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N8899K.
| Tail Number / N-Number | N8899K |
| Manufacturer | KNIGHT MARK |
| Model | KNIGHT RYDER II |
| Year Built | 2004 |
| Manufacturer's Serial Number | 1959 |
| Aircraft Type | Gyroplane |
| Category | Land |
| Builder Certification | Light Sport |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | SUBARU |
| Engine Model | ALL MDLS A/B |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 400 hp (298 kW) |
| Type of Registrant | Individual |
| Owner Name | KNIGHT W MARK |
| Street | 15569 CLINGAN LN |
| City | WESTVILLE |
| State | IL |
| Zip Code | 61883-6132 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2007-09-08 |
| Certificate Issue Date | 2007-06-04 |
| Last Action Date | 2011-08-14 |
| Last Status | Registration Expired - Pending Cancellation |
| Cancellation Date | 2018-01-09 |
| Mode S Code | 53041341 |
| Mode S Code Hex | AC42E1 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N8899K.
| Tail Number / N-Number | N8899K |
| Manufacturer | STINSON |
| Model | 108-1 |
| Manufacturer's Serial Number | 108-1899 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 84 miles per hour |
| Type of Registrant | Individual |
| Owner Name | CARD ROBERT L |
| Street | 2745 W 20TH AVE |
| City | DENVER |
| State | CO |
| Zip Code | 80110 |
| Region | Northwest Mountain |
| Certificate Issue Date | 1959-03-10 |
| Last Status | Valid Registration |
| Cancellation Date | 1970-11-13 |
| Mode S Code | 53041341 |
| Mode S Code Hex | AC42E1 |