In 1950, LEGO released 7 Mursten sets in the subtheme Supplemental, all of these sets have been retired. For that year, the total price of all retail sets cost $3.
Most valuable 1950 LEGO Mursten set
700-A Automatic Binding Bricks Small Brick Set $2.00
Most owned 1950 Mursten set
700-1-1 Individual 2x4 Bricks
7 sets

700-1-1 Individual 2x4 Bricks

Theme / Subtheme Mursten / Supplemental
Year 1950
Pieces 10
Availability Retired
700-1-1 LEGO Individual 2x4 Bricks
Retail $0.10

700-1-2 Individual 2x2 Bricks

Theme / Subtheme Mursten / Supplemental
Year 1950
Pieces 10
Availability Retired
700-1-2 LEGO Individual 2x2 Bricks
Retail $0.10

700-A Automatic Binding Bricks Small Brick Set

Theme Mursten
Year 1950
Pieces 24
Availability Retired
700-A LEGO Automatic Binding Bricks Small Brick Set
Retail $2.00

700-B-1 Individual 1x4x2 Window

Theme / Subtheme Mursten / Supplemental
Year 1950
Pieces 12
Availability Retired
700-B-1 LEGO Individual 1x4x2 Window
Retail $0.10

700-B-2 Individual 1x2x3 Window

Theme / Subtheme Mursten / Supplemental
Year 1950
Pieces 1
Availability Retired
700-B-2 LEGO Individual 1x2x3 Window
Retail $0.10

700-B-3 Individual 1x2x2 Window

Theme / Subtheme Mursten / Supplemental
Year 1950
Availability Retired
700-B-3 LEGO Individual 1x2x2 Window
Retail $0.10

700-B-4 Individual 1x2x4 Door

Theme / Subtheme Mursten / Supplemental
Year 1950
Pieces 1
Availability Retired
700-B-4 LEGO Individual 1x2x4 Door
Retail $0.10