All About Pocket Knives

I purchased a number of pocket knives from an estate sale. This one appears to be a Remington R7423....can anyone identify its age/date of manufacture? Images attached apologies for quality. Thanks in advance for your help folks!

Dating is typically done from the tang stamp, so a clear, close-up picture of the tang stamp is usually required. This might help you: viewtopic.php?f=4&t=39799&start=15#p386811

Thanks again for your help and useful info two flowers. Looks like it's circa 1935-1940.

Here are a couple of clearer images of the tag stamps