>Greg Green has a free class that reads and writes to XLSX: https://github.com/ggreen86/XLXS-Workbook-Class
>
>I've only used a couple of the higher-level functions but from my usage so far it seems comprehensive and solid, as well as fairly well documented.

Thanks, Al. I already adapted the program that Boris gave me a link to yesterday for my needs. Seems to work fine. Out of curiosity I downloaded Greg's program and trying right now the top test program to read from Excel using that same Excel file.

The class and documentation looks impressive!