Thanks, everyone. Yes it was a painful mistake but one that (hopefully) won't be repeated.
Loading a exposed roll doesn't work well either. The thing about a hassey is when you put it back in the case it should be black where the exposure window is before putting the slide back in.
"Capturing an image is only one step of the long chain of events to create a beautiful Photograph” See my updated website: mandersenphotography.com
Take a look at these instructions:
Warning!! Handling a Hasselblad can be harmful to your financial well being!
Nothing beats a great piece of glass!
I leave the digital work for the urologists and proctologists.