Added Info FINE WOODWORKING #42 Sep-Oct 1983 pg. 4
Install permanent vertical and horizontal guides on a shop wall to use when checking a spirit level for accuracy.
HOME MECHANIX #684 Apr 1985 (v.81) pg. 22
Tip: How to scribe a level line around the walls of a room using a homemade water level device.
HOMEOWNER Nov 1985 (v.10#9) pg. 29
Make your own 8" long torpedo level.
INDUSTRIAL EDUCATION Mar 1978 (v.67#3) pg. 40
How to make a "water level" from clear plastic tubing and a plastic jug that is as accurate as a transit.
NEW SHELTER Feb 1984 (v.5#2) pg. 18
Tips to keep construction projects square and level. Includes instructions for (1) long-distance leveling, (2) measuring the slope of a site using a level and 2x4, and (3) using a level to estimate how far a wall is out of plumb.
NEW SHELTER Apr 1985 (v.6#4) pg. 64
How to make a water level, an accurate, inexpensive tool made from garden hose.
OLD-HOUSE JOURNAL Mar 1985 (v.13#2) pg. 42
Levels. A description of the various styles and tips on their use.
OLD-HOUSE JOURNAL Jan-Feb 1991 (v.19#1) pg. 52
Simple electronic level consists of two mercury switches, two LED's, a switch, and a power source all attached to an absolutely flat board.
POPULAR ELECTRONICS [2] Sep 1990 (v.7#9) pg. 22
Build an audible level, a device that produces a series of tones that serve the same purpose as the bubble in a conventional level.
POPULAR ELECTRONICS [2] Apr 1995 (v.12#4) pg. 53
How to use a length of clear flexible plastic tubing as a water level. Allows you to level points extremely far apart even around corners out of sight.
POPULAR MECHANICS Mar 1976 (v.145#3) pg. 187
Make your own multi-use handsaw. By mounting the blade at right angle to the shoulder of the handle, you have a right angle square. Then, install spirit level vials in the saw handle to make a level. Now you have three tools in one.
POPULAR MECHANICS Jan 1978 (v.149#1) pg. 99
Tip: How to check the accuracy of a level.
POPULAR MECHANICS Aug 1979 (v.152#2) pg. 28
Workshop minicourse. Working with levels.
POPULAR MECHANICS Mar 1984 (v.161#3) pg. 120
Levels. Simple hand tools that establish dead-on accuracy. A look at 17 different levels and tips on their use.
POPULAR MECHANICS Jun 1987 (v.164#6) pg. 95
Simple screw adjusting device attaches to the end of a level. By adjusting the level to the correct position, you will be able to measure how much out of square the surface is.
POPULAR SCIENCE Mar 1975 (v.206#3) pg. 156
Tips on making electronic inclinometers (levels).
RADIO-ELECTRONICS Jun 1990 (v.61#6) pg. 66
Torpedo level (9" long) has a walnut body, brass plates and two adjustable vials for leveling vertical or horizontal surfaces.
SHOPNOTES #35 Sep 1997 (v.6) pg. 6
Technique for using a plastic tube filled with water to establish a level surface.
SHOPNOTES #35 Sep 1997 (v.6) pg. 27
Method for checking alignment with a water level made of plastic tubing.
SPORT AVIATION Nov 1983 (v.32#11) pg. 26
Turn a common garden hose into a water level. Est. cost: $4.
SUNSET Feb 1988 (v.180#2) pg. 138
Heirloom-quality woodworker's level is made from genuine mahogany and ebony.
WOOD MAGAZINE #5 Jun 1985 (v.2#3) pg. 40
Shop built level (6-ft. long) is used for squaring vertical door jambs. The site gauge consists of a string and lead ball (or plumb bob).
WOODWORKER Oct 1989 (v.93#10) pg. 935
All about levels. How they work and a look at the various types available.
WORKBENCH Jul-Aug 1974 (v.30#4) pg. 50
Technique for determining if a spirit level is accurate.
WORKBENCH #252 Mar-Apr 1999 (v.55#2) pg. 23
Using a framing square to adjust a level for plumb and 45-degrees.
WORKBENCH #254 Jul-Aug 1999 (v.55#4) pg. 17