SUBJECT: Heat rash
MESSAGE: I am looking for information on heat rash.  Specifically, can it look like a red line and how it appears at it resolves.
If information is available, I can come to the library to read hard copy text or copy photographs.
I can be reached through email or by calling [CONTACT].
I appreciate all the help that may be available on this important matter.

Summarized question: Where can I find information on heat rash, including symptoms and treatment?