A watan Yuni na 1937, Sojojin Amurka sun umarci 90,000 D ration ko "Logan Bars" kuma sun gwada su a sansanoni a Philippines, Panama, a kan iyakar Texas, da kuma a wasu sansanoni a fadin Amurka. Wasu daga cikin sanduna sun sami hanyar zuwa cikin kayan aiki don Admiral Byrd na uku na Antarctic. Wadannan gwaje-gwaje na filin sun yi nasara, kuma sojojin sun fara yin umarni na yau da kullum don sanduna. Tambaya: Wace rundunar sojan Amurka ta umarce da kuma gwada Logan Bars a wurare daban-daban a duniya a cikin shekarun 1930?
Sojojin ƙasa