Watercolor, paintings, signature GM
 

Help please to determine the author of these works. Been acquired together, there are a number of sketches. In watercolors and landscapes signature the same, just different years. I quote only the signature watercolors TC it is best to read.
Watercolor. Signature: GM-1948. Height of the frame 29 cm

landscape, x /m. Signature: GM-1937. Size 51h75

picture, x /m. Unsigned. Size approximately 100h65 see