Did you try the website of the Zeeuws Archief ? This is
the url: http://database.zeeuwsarchief.nl/index.htm
There were very few Blazers living in Middelburg around
1900 so they have to be related to you.
Write to the archive for copies of the population register.
You need part 21 page 95 and part 37 page 92.
With that you can find birthplace and -year of head of
I don't think they were Quakers originally but of the Jewish
faith. Middelburg had a very small Jewish community till
Good luck with your search,
Rian in the Netherlands