As noted in the Introduction, the earliest use of protractors was probably in navigation. Protractors assisted with laying out angles to indicate the actual or desired direction of a ship. Makers ...

A wide variety of protractors and angle gages are available that vary in construction and application. Angle squares consist of a square with angular graduations along the longest face or hypotenuse.

While only one patent model for a protractor survives in the Smithsonian collections—from an inventor with a colorful personal history—several of the other objects also provide examples of technical ...

These multiple tasks are possible because these sets have a series of optional heads (square, center or protractor). Fixed Angle Gage Angle gages have a series of fixed angles for comparative ...

We’ve entered cold weather season, a.k.a. flannel-sheet season. The best flannel sheets are made from brushed fabric, which gives them a slightly fuzzy texture that helps trap warmth.

With so many bedding start-ups promising premium-quality sheets for less, it can be hard to keep everything straight, especially now that it feels like every home company is getting in the bedding ...

Getty Images / Pekic A company's financial statements—balance sheet, income, and cash flow statements—are a key source of data for analyzing the investment value of its stock. Stock investors ...

Low voltage power pack, a 12V ray box, a single slit comb, a rectangular glass block, a sheet of white paper, a protractor, a sharp pencil.

Call them Google Sheets, Excel spreadsheets, or Zoho Sheets, but whatever app you use, they are a legacy tool that form an integral part of our processes, help us stay organized at work ...

Low voltage power pack, a 12V ray box, a single slit comb, a rectangular glass block, a sheet of white paper, a protractor, a sharp pencil.