Trouvées sur le net; des images connues mais la résolution est sympa notamment la dernière:

A group of pilots from the Normandie-Niemen Air Regiment are posing near the Yak-3 fighter in East Prussia, Germany.
Date: 1945


A French pilot of the Normandie-Neman Regiment and a Soviet technical personnel are preparing a Yak-3 fighter for combat sorties. 1945.
The pilot on the photo is Lieutenant Marchi Roger. At the end of the war on his account were 13 downed German aircraft. On the wing of the Yak-3 fighter is a Russian mechanic, Senior Sergeant Leonid Ivanovich Sanin.

The French pilot of the Normandie-Neman regiment, Lieutenant Marchi Roger.

Soviet pilot, commander of the 1st Squadron of the 18th GvIAP captain Simon Sibirin, who shot down five German planes at this time of the war, congratulates the French fighter pilot Captain Albert Littolf after air combat, in which he shot down a German plane Fw-189. In the background, a Yak-1B. Semyon Sibirin in July 1944 was awarded the title Hero of the Soviet Union. By the end of the war he had to his credit 16 downed aircraft. He died in May 6, 1949 in the line of duty. Albert Littolf died in a dogfight over the fasting month having been made this photo – 16 July 1943. He was posthumously awarded the Soviet Order of the Patriotic War 1st degree.
Location: USSR ;Time taken: 17 June 1943

Yak-3 from the regiment Normandie-Niemen in France

Fighters Yak-3 from the regiment Normandie-Niemen in France

Fighter Yak 3 of the Normandie-Niemen regiment before the flight to France.
American mechanic inspects the cockpit. The airfield on the outskirts of Stuttgart, in June 1945.

Soviet Yak 3 fighter of the Normandie-Niemen regiment preparing for the flight to France.
The airfield is Stuttgart, in June 1945.

Yak-3 from the regiment Normandie-Niemen at the airport of Stuttgart (Germany) runs serviced by the Soviet technical staff before flying to France.

French pilots from the Normandy-Neman Squadron, who fought against the Luftwaffe on the Soviet-German front: junior pilot Joseph Risso, Lieutenant Derviov and Lieutenant Noel Castelein.
In the background of the pilots, the Soviet Yak-1B fighter.