Robert, there is a large Seagrave owners audience in the U.S. I can access a good part of that audience through the various fire museums and fire truck clubs. However, more information will be needed and will save you time and trouble in the long run. Please provide measurements and photo(s) if possible. Seagrave made apparatus with windshields starting in the early 1900's and is still in business today, 116 years. This will narrow the field of interested parties quite a bit. They may have had some info on them for what year or model? Let me know if you need any more help.
Dear Mr. Hall, Thank you for your kind and timely reply! I plan on finding some more information on these windshields soon. It has proven to be a bit if a task to pin down the information. I will... more