In Cahpter 3 " A disappointment" What was the evidence that was in Darnay's handwriting?

I really recommend that you read that chapter, in fact I recommend reading the whole book.... it is GOOD! Here is a site that will help you.

http://www.sparknotes.com/lit/twocities/

To find the answer to your question, you can refer to Chapter 3 of the book "A Tale of Two Cities" by Charles Dickens. However, if you don't have access to the book or prefer a summary, you can visit the website sparknotes.com, which provides detailed chapter summaries and analysis for various literary works, including "A Tale of Two Cities."

Here is a direct link to the section dedicated to "A Tale of Two Cities" on SparkNotes: http://www.sparknotes.com/lit/twocities/

On this page, you will find chapter summaries, character analysis, and other helpful resources that will assist you in understanding and finding the evidence you are looking for in Chapter 3, "A Disappointment." Enjoy reading!