The Model 35A/36A featuring a slightly lengthened fuselage and turbofan engines.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 35 / 36 - СШАUSA - 1973

The prototype Sea Patrol model of the Learjet 35A, which has made a number of overseas demonstration tours since it was completed in 1979.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 35 / 36 - СШАUSA - 1973

The different fuselage lengths and different engines of various of the Learjet models are visible in this photograph of, front to rear, a Learjet 35, Learjet 25B and Learjet 24D.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 23 / 24 / 25 - СШАUSA - 1963Learjet Learjet 35 / 36 - СШАUSA - 1973

The prototype Longhorn 50, in the foreground, keeps company with a Learjet 35A with Century III wing modifications.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 35 / 36 - СШАUSA - 1973Learjet Learjet 55 / 60 Longhorn - СШАUSA - 1979

Comparative side profiles of the Learjet prototype (note single nosewheel door); the production Model 23 and original Model 24/24B; the Model 24D/E/ F with tailplane/fin acorn deleted and tip-tanks drooped (4th cabin window on late models only); Model 25 original form; Model 28/29 Longhorn; Model 35/36 (5th cabin window on late models only) and Longhorn 50 series.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 23 / 24 / 25 - СШАUSA - 1963Learjet Learjet 28 / 29 Longhorn - СШАUSA - 1977Learjet Learjet 35 / 36 - СШАUSA - 1973Learjet Learjet 55 / 60 Longhorn - СШАUSA - 1979

The smallest is the Model 25D, which remains in production in 1980

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 23 / 24 / 25 - СШАUSA - 1963

The Learjet 25B of the Fuerza Aerea Boliviano showing the special camera installation in the front fuselage.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 23 / 24 / 25 - СШАUSA - 1963

This Learjet 25C sports a somewhat different camera installation, mounting two wide-angle Zeiss cameras. Under ideal conditions, up to 23.000 sq mis (60.000 km2) can be photographed in a working day by this aircraft.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 23 / 24 / 25 - СШАUSA - 1963

The two original prototypes of the Learjet 23 in flight over Wichita, the first aircraft being farthest from the camera.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 23 / 24 / 25 - СШАUSA - 1963

An early-type Learjet 24 (with fin/acorn fillet) in which Clay Lacy and Dwight Brooks, with three other crew members, won the London-Victoria air race in 1971.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 23 / 24 / 25 - СШАUSA - 1963

One of Swed-Air's two Learjet 24s fitted out as target tugs, with the target stowed under the rear fuselage and an ECM pod under the front fuselage.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 23 / 24 / 25 - СШАUSA - 1963

In the drawings, the three-view, including the uppermost side view, shows the SAAC-23 in the form in which it was first publicised. Subsequently (second side view) it was lengthened and the tail plane was moved down, but a T-tail had been re-adopted by the time construction of the prototypes was launched, as shown in the side view at bottom.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 23 / 24 / 25 - СШАUSA - 1963

The Gates Learjet Longhorn 50-series prototype on an early test flight during 1979.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 55 / 60 Longhorn - СШАUSA - 1979

The Longhorn 50 is the largest ' ‘stretch'' of the basic Learjet to date, with fuselage deepened and widened, as well as lengthened.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 55 / 60 Longhorn - СШАUSA - 1979

The prototype of the Learjet Longhorn 50 series on an early test flight.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 55 / 60 Longhorn - СШАUSA - 1979

The first and second prototypes of the Longhorn 50 photographed in late 1979, showing the Softlite-system wing fences that had by then been adopted.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 55 / 60 Longhorn - СШАUSA - 1979

Gates Learjet Series 50 Longhorn

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 55 / 60 Longhorn - СШАUSA - 1979

The three-view is representative of all models of the Learjet Longhorn 50 series.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 55 / 60 Longhorn - СШАUSA - 1979

A formation of three early Longhorns. In the lead is the original Longhorn 28 prototype after it had been fitted with a production wing; beyond it is a converted Learjet 24 fitted with the original prototype wing and in the foreground is the first production Longhorn 28.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 28 / 29 Longhorn - СШАUSA - 1977

One of the handful of Longhorn 28/29s delivered during 1979, before production was temporarily halted to allow maximum effort to be deployed on the Longhorn 50 series.
The Learjet Model 28/29 "Longhorns" were the first in the series wi th a wing optimised for long-range high-altitude operation.

Самолёты на фотографии: Aircrafts on the photo: Learjet Learjet 28 / 29 Longhorn - СШАUSA - 1977