The Project Gutenberg EBook of On Laboratory Arts, by Richard Threlfall

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Title: On Laboratory Arts

Author: Richard Threlfall

Release Date: September 27, 2007 [EBook #22784]

Language: English

Character set encoding: ASCII

*** START OF THIS PROJECT GUTENBERG EBOOK ON LABORATORY ARTS ***

Produced by Jon Richfield

ON LABORATORY ARTS

BY

RICHARD THRELFALL, M.A.

PROFESSOR OF PHYSICS IN THE UNIVERSITY OF SYDNEY;

MEMBER OF THE INSTITUTE OF ELECTRICAL ENGINEERS;

ASSOCIATE-MEMBER OF THE INSTITUTE OF CIVIL ENGINEERS;

MEMBER OF THE PHYSICAL SOCIETY

London

MACMILLAN AND CO, LIMITED

NEW YORK: THE MACMILLAN COMPANY

1898

All rights reserved

PREFACE 5

CHAPTER I 8

HINTS ON THE MANIPULATION OF GLASS AND ON GLASS-BLOWING FOR LABORATORY
PURPOSES 8

Sec. 4. Soft Soda Glass.

Sec. 6. Flint Glass.

Sec. 9. Hard or Bohemian, Glass.

Sec. 10. On the Choice of Sizes of Glass Tube.

Sec. 11. Testing Glass.

Sec. 13. Cleaning Glass Tubes.

Sec. 14. The Blow-pipe.

Sec. 18. The Table.

Sec. 19. Special Operations.

Sec. 20. Closing and blowing out the End of a Tube.

Sec. 21. To make a Weld.

Sec. 22. To weld two Tubes of different Sizes.

Sec. 24. To weld Tubes of very small Bore.

Sec. 30. To cut very thick Tubes.

Sec. 31. To blow a Bulb at the End of a Tube.

Sec. 32. To blow a bulb in the middle of a tube.

Sec. 33. To make a side Weld.

Sec. 34. Inserted Joints.

Sec. 35. Bending Tubes.

Sec. 36. Spiral Tubes.

Sec. 37. On Auxiliary Operations on Glass.

Sec. 38. Boring small Holes.

Sec. 39. For boring large holes through thick glass sheets.

Sec. 41. Operations depending on Grinding: Ground-in Joints.

Sec. 42. Use of the Lathe in Glass-working.

Sec. 46. Making Ground Glass.

Sec. 47. Glass-cutting.

Sec. 48. Cementing.

Sec. 49. Fusing Electrodes into Glass.

Sec. 51. The Art of making Air-light Joints.

APPENDIX TO CHAPTER I.

ON THE PREPARATION OF VACUUM TUBES FOR THE PRODUCTION OF PROFESSOR
ROENTGEN'S RADIATION.

CHAPTER II.

GLASS-GRINDING AND OPTICIANS' WORK.

Sec. 61. Details of the Process of Fine G