Sunday 14th 1846 Today we have had A review of the companies by the Inspector Genl All passed inspection. We have been mustered into service in Capt Chivaliers Company with the privaledge of with drawing and joining an other company if we wish it. This evening had a Company organization and elected Acklin Capt & Mr Lane 1st Lieut. and Mr White orderly. Capt Chival ier is a candidate for Major of our Regiment. Wednesday 24 June 1846
Today we have had an election for Regimental officers which resulted in the election of J.C. Hays for Colonel Saml. Walker Lt Col. and M Chivalier for Major. For the last ten days there has been no news of the Mexicans There has been troops arriving from eastirn Texas almost daily and generally well Mounted Today the Mexicans have a grand celebration at Matamoras Some of our men have gone up Thursday 25 1846 by order of Col Hays we have moved camp about 4 miles further up towards Matamoras the water where we were camped was so very bad that
wounding one man. Sept 21st 1846
This morning about 1000 or 1500 of the Mexican Lancers charged our lines 2 of our compy were mounted and the balance was stationed behind the brush fence to do sharp shooting. On they came, our men receiving the charge and repulsed them with a loss of 100 killed and wounded. Our men was supported by the Infantry and as soon as the Mexicans had retreated up the hill high enough Capt Duncan opened his battery of flying artillery upon them by firing over our mens heads with consider able effect.
An Order having been received by Maj Chevallier for the 2nd Battalion of Reg Our loss was one Killed and several wounded. The Col of the Lancers was killed.
The Online Handbook of Texas contains an article about Chevallie.