The phrase "a small chapter in" is correct and usable in written English.
It can be used to refer to a minor or less significant part of a larger narrative or context.
Example: "This event was just a small chapter in the long history of our organization."
Alternatives: "a minor part of" or "a brief section in".
It's a small chapter in our company's history and certainly not the most interesting one.
And as the 90-day clock started ticking, a small chapter in a much larger story began to unfold.
For his part, Matthiessen says he wishes "Doc" hadn't stirred up so much interest in the C.I.A. story, a small chapter in his long and varied writing career.
She's taken a small chapter in a neck of the woods that in times past has been near an area well-known as a hotbed of white supremacist and armed militia organizing, and made it a true fighting organization.
In exchange for averting a small but significant chapter in the ongoing depredation of the planet, Correa requested $3.6 billion — half of the oil's market value at the time.
When the big red Budweiser clock above the bettors' lounge struck 5 today, it not only ended the state's 25-year experiment with jai alai -- the speedy, balletic court game that means "merry festival" in the Basque language -- it also closed a small but colorful chapter in this state's political, cultural and sporting past.
While the treatment in this small chapter is fairly generic, it lays the foundation for the case study presented in.
Indeed, a key finding from the Small Island States chapter in 2001 was as follows: "The small island states account for less than 1% of global GHG emissions but are among the most vulnerable of locations to the potential adverse impacts of climatic change and sea-level rise" [ 41].
The archaeologist shakes his head as he contemplates finally being able to turn the page on a small part of a dark chapter in Spanish history.
