3)
Old Montreal picture before any adjustments
Old Montreal after unlinked Gamma correction of 1.80 red, 1.60 green and 1.60 blue.
3)
Old Montreal with brightness adjustment of 15 and contrast adjustment of 23 after gamma correction.
Old Montreal picture with final adjustment of hue 100, saturation 50 and lightness 0 after brightness/contrast and Gamma adjustments.