A very good website. I found my ancester Karl Sass/Carl Sass several buchs for Bergedorf. The address Am Pool matched German contact info given on ship records to US cira 1924-1930.
The occupation schifzimmer/zimmerman matched my ancestors birth register.
I found my ancestors & related Sass, Schmidt & Klart pn various years which matched with shipdata.
Be fantasric if they could digitized kirchenbucha.