overlay true
end
-# imagery_layer "gb_os_sv_diff_2010_04_2015_11" do
-# site "os.openstreetmap.org"
-# projection "EPSG:27700"
-# source "/data/imagery/gb/os-sv/ossv-diff-2010-04-2015-11-combined.vrt"
-# copyright "Contains Ordnance Survey data © Crown copyright and database right 2015"
-# extension "os_sv_diff_png"
-# url_aliases ["/sv-diff-2010-04-2015-11"]
-# overlay true
-# end
-#
-# imagery_layer "gb_os_sv_diff_2010_04_2016_04" do
-# site "os.openstreetmap.org"
-# projection "EPSG:27700"
-# source "/data/imagery/gb/os-sv/ossv-diff-2010-04-2016-04-combined.vrt"
-# copyright "Contains Ordnance Survey data © Crown copyright and database right 2016"
-# extension "os_sv_diff_png"
-# url_aliases ["/sv-diff-2010-04-2016-04"]
-# overlay true
-# end
-#
-# imagery_layer "gb_os_sv_diff_2010_11_2011_05" do
-# site "os.openstreetmap.org"
-# projection "EPSG:27700"
-# source "/data/imagery/gb/os-sv/ossv-diff-2010-11-2011-05-combined.vrt"
-# copyright "Contains Ordnance Survey data © Crown copyright and database right 2011"
-# extension "os_sv_diff_png"
-# url_aliases ["/sv-diff-2010-11-2011-05"]
-# overlay true
-# end
-#
+imagery_layer "gb_os_sv_diff_2010_04_2015_11" do
+ site "os.openstreetmap.org"
+ projection "EPSG:27700"
+ source "/data/imagery/gb/os-sv/ossv-diff-2010-04-2015-11-combined.vrt"
+ copyright "Contains Ordnance Survey data © Crown copyright and database right 2015"
+ extension "os_sv_diff_png"
+ url_aliases ["/sv-diff-2010-04-2015-11"]
+ overlay true
+end
+
+imagery_layer "gb_os_sv_diff_2010_04_2016_04" do
+ site "os.openstreetmap.org"
+ projection "EPSG:27700"
+ source "/data/imagery/gb/os-sv/ossv-diff-2010-04-2016-04-combined.vrt"
+ copyright "Contains Ordnance Survey data © Crown copyright and database right 2016"
+ extension "os_sv_diff_png"
+ url_aliases ["/sv-diff-2010-04-2016-04"]
+ overlay true
+end
+
+imagery_layer "gb_os_sv_diff_2010_11_2011_05" do
+ site "os.openstreetmap.org"
+ projection "EPSG:27700"
+ source "/data/imagery/gb/os-sv/ossv-diff-2010-11-2011-05-combined.vrt"
+ copyright "Contains Ordnance Survey data © Crown copyright and database right 2011"
+ extension "os_sv_diff_png"
+ url_aliases ["/sv-diff-2010-11-2011-05"]
+ overlay true
+end
+
# imagery_layer "gb_os_sv_diff_2010_11_2011_11" do
# site "os.openstreetmap.org"
# projection "EPSG:27700"