When Deaf Smith's men destroyed Vince's Bridge, they did it by burning it not blowing it up. Blowing it up would have alerted the Mexicans to Houston's impending attack. Also, there were not Mexican troops guarding it. Santa Ana did not feel the need to protect it.
After Deaf Smith's men come to get his "advice", and he hugs his wife, his left shoulder has what appears to be a scar from a smallpox vaccination.
When Houston returns to Victoria in 1836 after the his stay in New Orleans, in the bandstand in the background a Sousaphone can be seen in use. The first Sousaphone was made in 1893.