F. H. Richardson's bluebook of projection (1935)

Page scan 000473 from F. H. Richardson's bluebook of projection

Record Details:

Title:
F. H. Richardson's bluebook of projection
Date:
1935
Publisher:
New York : Quigley Publishing Company, Inc.
Volume:
F. H. Richardson's bluebook of projection
Leaf #:
000473
Language:
English
Subjects:
Motion Pictures, Motion Picture Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
{"Media History Digital Library","Jeff Joseph"}
Coordinator:
Media History Digital Library
Description:
Date Added:
August 01, 2024
Something wrong or inaccurate about this page? Let us Know!

Thanks for helping us continually improve the quality of the Lantern search engine for all of our users! We have millions of scanned pages, so user reports are incredibly helpful for us to identify places where we can improve and update the metadata.

Please describe the issue below, and click "Submit" to send your comments to our team! If you'd prefer, you can also send us an email to mhdl@commarts.wisc.edu with your comments.




We use Optical Character Recognition (OCR) during our scanning and processing workflow to make the content of each page searchable. You can view the automatically generated text below as well as copy and paste individual pieces of text to quote in your own work.

Text recognition is never 100% accurate. Many parts of the scanned page may not be reflected in the OCR text output, including: images, page layout, certain fonts or handwriting.

NEGATRONS AND MAGNETISM Magnetic Action, page 36 1 . Can steel be magnetized permanently ? 2. Can iron be magnetized permanently? 3. When does copper act like a magnet ? **,>/ 4. Are the attraction and repulsion manifested by positrons and negatrons toward each other magnetic forces? st^fr. Theory of Magnetism, page 37 J 5. What is the essential nature of magnetism ? — 6. Explain why the magnetism shown by a wire carrying current is the same force as the magnetism shown by iron or steel. 7 . Explain why steel can be magnetized permanently, but iron only temporarily. 8. Under what circumstances can magnetism exist, but be so masked that it cannot reveal itself? (Jt Kcru-** 455