Thank you for your response. Sorry for the delay in mine. Other responsibilities took over the agenda. What scale factor would you suggest? Is Inkscape focused on small formats with small resolutions? Obviously, I have limited working understanding of the relationship of scale, page size, and resolu...

Dear microugly:
Thank you for your reply. I fully support this thesis. I am not a fan of spam by any means.
Best Regards, timbroc

When I registered I noticed this field in the form: Spammer, with a yes/no selection. At first I thought the forum was classifying me as a spammer, and then I had no idea whether to say yes or no. Is this a technique to foil spambots or whatever?

I loaded a tif of a scanned drawing apprx 30" x 42" in real world dimensions. There is a lot of info on the tiff. I want to vectorize. However, when I tried the vectorize tool Inkscape crashed. I assume it is because of the size of the tiff file. I had the same problem with the jpg source....