ITC Garamond Narrow Book:
https://www.myfonts.com/fonts/adobe/itc-garamond/narrow-book/

I tried in the font identification website http://en.likefont.com and there are 4800 matched fonts in total, and the most similar font is ITCGaramondW01-BookNarrow Regular.
This is my identification result page for your image: http://en.likefont.com/community/5316361/

Thank you so much for your help :)