Hello Lauz,
Here's the General Register Office reference for the marriage:
Sept Quarter 1908 Kidderminster volume 6c page 342
ASHCROFT Charlotte WILSON David
You can order online from the GRO
www.gro.gov.uk/gro/content/certificates/or from the Kidderminster register office
http://www.rootschat.com/links/05g9/Certificates cost £7
Let us know if you need any more help, and when you get the certificate, please would you post the details here, then hopefully we can find Charlotte in census for you.
Kind regards,
Barbara