ID US bombs flare 1918/19

[MINENAZ16]

Hello,
I only know Flare Mark 1 (same as french VM3)

-First question : what is the designation of the small flare on the left ? (Mark I on the right).




-Second question : what is the designation of these 2 flares ?





-Third question : what is the designation of this flare ?

 

[bdgreen]

what is the designation of the small flare on the left ?

National Archives link to photo: https://s3.amazonaws.com/NARAprodst...nt/stillpix/111-sc/Box348/111-SC-44829-ac.jpg

Maybe the answer is here:

 

[MINENAZ16]

Thanks I have this documentation and and saw quickly MKI (French Michelin), I didn't take time to read completly. So could be MkII (adaptation of french flare Bourges I never saw).