World War I British and French Soldiers at Field Post Shelter Postcard

This World War I postcard features a group of soldiers, including one French soldier and four British soldiers, standing in front of a small wooden shelter, possibly a field post or temporary military structure. 
The reverse side of the postcard is blank, following the typical "Carte Postale" format, with designated sections for correspondence and address. It was produced by "R. Guillerminot, Boespflug et Cie," a notable postcard publisher from that time.
Size: 14 cm x 9 cm
Please take a look at the pictures as part of the description.
Authenticity unconditionally guaranteed!