You're looking for a PDF of "The Art of Violin Playing" by Carl Flesch. Here's some information about the book:
"The Art of Violin Playing" by Carl Flesch is a comprehensive guide to violin playing, considered a classic in the field. The book is a detailed and practical guide for violinists of all levels, covering topics such as technique, tone production, and musical interpretation. Flesch, a renowned Hungarian violinist, shares his insights and expertise, gained from his extensive experience as a performer, teacher, and conductor. The Art Of Violin Playing Carl Flesch Pdf 133