Welcome to Alamo Liaison Squadron

At ALS, we continue to do our part to ensure the U.S. of A. remains the Land of the Free and the Home of the Brave. Our museum, comprising the only flying collection of WWII L-birds—liaison aircraft—along with artifacts of the era, serves the community and our nation in a multitude of ways.

Stinson L-5 Sentinel

Stinson L-5 Sentinel

The Stinson L-5 was the only purpose-built L-bird and the second most widely used liaison aircraft in WWII. It was rugged and powerful. The L-5 was called the Flying Jeep as it could perform many of the same duties.

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Aeronca L-3 Defender

Aeronca L-3 Defender

The Aeronca L-3 joined similar Grasshopper-types in spotting, directing artillery fire, transport, short-range reconnaissance, and training. Some served in North Africa for the Free French Forces.

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Taylorcraft L-2 Grasshopper

Taylorcraft L-2 Grasshopper

The Taylorcraft L-2 was an observation and reconnaissance aircraft built for U.S. Army Ground and Air Forces in WWII. L-2s were powered by a 65-horsepower engines and served stateside for training operations.

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Air OPs

Excerpted from The Field Artillery Journal, May 1944, By Maj. Edward A. Raymond, FA Organic air observation for artillery has come into its own after trial in Africa, Sicily, and Italy. The development of its use throughout the three campaigns is an interesting tale from the professional point of view, and it is a tale

Combat Film Unit 1944: Grasshopper – Video

Sixth in a series of incentive films made “exclusively for the men and women of American industry,” this mid-1944 official US War Department film depicts the use of “pint-sized” planes in directing artillery fire. Beginning at the 09:35 mark, it shows the “Grasshopper” and features light aircraft used for observation and transportation. The roughly two-minute

Lessons from the Italian Campaign

Excerpts from HQ North African Theater of Operations U.S. Army, 10 March 1944, by David G. Barr, BG Mountain Warfare The supply of isolated units by air was an innovation adopted in Italy because of necessity. Initially the dropping of supplies was undertaken by the use of A-36 combat planes [the ground-attack/dive bomber version of


Excerpted from The Field Artillery Journal, September, 1943, by Col. W.W. Ford, FA Organic Field Artillery Air Observation has officially completed the first year of its life. On June 6, 1942, the War Department directed the establishment of this new facility. In the ensuing twelve months plans were made, personnel and equipment were assembled, and

Artillery: G. I. Grasshoppers

Excerpted from TIME magazine, Monday, Aug. 16, 1943. Fanny Rouge puttered back & forth a few hundred feet above the battery. From the flimsy two-seater liaison plane the observer could see the target : German trucks and men clustered around buildings off to the right. Fanny Rouge radioed their location to her artillery. “Roger,” said

Bat Bombing in a Piper L-4 Cub

Top Secret WWII Bat Bomber Program At the outset of World War II, innovative plans were laid to send some talented fliers to the front lines. The United States was engaged in a number of secret aviation projects during World War II. In 1941, Dr. Lytle S. Adams, a dental surgeon from Irwin, Pa., having

America’s Fighting Planes in Action

Excerpts on the Grasshoppers, Sentinel and Vigilant, book by Reed Kinert GRASSHOPPERS EVEN THE light plane has gone to war. These small planes now follow their civilian pilots into uniform. They have proved their worth under grueling field tests and in the face of considerable skepticism.The War Production Board has now ordered manufacturers to deliver

Organic Air Observation For Field Artillery

Excerpted from The Field Artillery Journal, July, 1942 By Lieutenant Colonel Lowell M. Riley, FA [- Commentary #1] The six-week tests which have been conducted at Fort Bragg, Camp Blanding, and Fort Sam Houston with the light Piper Cub plane, L-57 [L-4, 57 H marking], have now been completed. The crews of these airplanes were

Air Observation for Field Artillery

Excerpted from a letter to The Commandant, Field Artillery School, Fort Sill, Oklahoma, August 4, 1941, from William W. Ford, Major, Field Artillery In January 1941 this writer presented his views on the above subject in an article entitled “Wings for Santa Barbara“. This article, published in the April 1941 issue of the Field Artillery

Observation of Artillery Fire in a Piper Cub

An airplane of the Piper Cub class is entirely suitable for use in observation of artillery fire Excerpted from A Treatise on the Fast Airplane versus the Slow-Flying Light Airplane for Observation of Artillery Fire, July 31, 1941, by Dudley B. Howard, Colonel, Air Corps Problems to be solved How may a slow-flying airplane having a top