Final answer:
Jamestown's early struggles and its transformation into a tobacco-based economy contribute to its omission from history books.
Step-by-step explanation:
The first true colony of Jamestown is often overlooked in history books due to several reasons. Firstly, the colony initially faced numerous hardships such as starvation, disease, and conflicts with Native Americans. Additionally, the focus of the colony shifted from seeking gold to cultivating tobacco, which eventually became the major cash crop. Furthermore, the success of Jamestown resulted in the devastation of the native population, which is another reason why its history may be written out. Overall, Jamestown's early struggles and its transformation into a tobacco-based economy are important factors that contribute to its omission from history books.