http://firstfleet.uow.edu.au/details.aspx?surname=Martin&gender=M&term=7&ship=Charlotte&age=¬es=&-recid=33091
The website may no longer be active, or the URL of the page may have changed. It is possible that either https://archive.org/web or http://pandora.nla.gov.au have archived this content.
Thank you.