Very cool - love the old plates.
*****
Going back through some from the Memorial Archives trying to find similar views.
1831:
1860:
1881 (just before almost everything pictured was destroyed by fire):
1905:
1925:
1954 (most decrepit portions of slum area cleared, visible in the green spaces almost dead centre):
1976 (entire slum has been cleared, much of still green space until the 1980s-90s):
2017:
St Johns Morning Light HDR by
Zach Bonnell, on Flickr