| Tail Number / N-Number | N21907 |
| Manufacturer | FIREFLY BALLOONS INC |
| Model | FIREFLY 8B-15 |
| Year Built | 2004 |
| Manufacturer's Serial Number | F8B2043 |
| Aircraft Type | Balloon |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Type of Registrant | Individual |
| Owner Name | MARKOWITZ DAVID |
| Street | 265 HAWKINS RD |
| City | MARYLAND |
| State | NY |
| Zip Code | 12116-3209 |
| Region | Eastern |
| County | Otsego County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2004-04-09 |
| Certificate Issue Date | 2004-04-15 |
| Last Action Date | 2022-11-29 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration |
| Mode S Code | 50356551 |
| Mode S Code Hex | A1DD69 |
Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N21907.
| Tail Number / N-Number | N21907 |
| Manufacturer | CESSNA |
| Model | 150L |
| Year Built | 1973 |
| Manufacturer's Serial Number | 15074527 |
| 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 | Corporation |
| Owner Name | SAINT AIRCRAFT INC |
| Street | ST PETERSBURG-CLEARWATER INTL |
| City | ST PETERSBURG |
| State | FL |
| Zip Code | 33732 |
| Region | Southern |
| County | Otsego County |
| Country | US |
| Certificate Issue Date | 1973-05-10 |
| Last Status | Valid Registration |
| Cancellation Date | 1975-03-12 |
| Exported To | CANADA |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N21907.
| Tail Number / N-Number | N21907 |
| Manufacturer | CESSNA |
| Model | C-145 |
| Manufacturer's Serial Number | 483 |
| 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 | 123 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SANDERS ROBERT DAVID |
| Street | CENTURY BUILDING |
| City | JACKSON |
| State | MS |
| Zip Code | 39201 |
| Region | Southwestern |
| County | Otsego County |
| Last Status | Valid Registration |
| Cancellation Date | 1943-11-09 |