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Dating square cut nails

The first on the left has a heavy round machine-made section with a flattened tip and is the easiest to identify.

dating square cut nails-8

His nail factory made both hand-forged and cut nails.Heavy round nails are known as clouts (Fig 7.9) and these are commonly used to secure late 19th century ironwork repairs.In the 20th century they too carried makers marks forged in the heads. Wire nails have the poorest mechanical qualities in respect to splitting timber and it is preferable to drill the uppermost timber to receive the shank without splitting out.Faced with a situation that calls for a cool head we can turn ourselves into James Bond or Grace Kelly.On your next antique expedition, you might try assuming the role of Sherlock Holmes.It would not be until the middle-1800's that cut nails began dominating the marketplace.

Cut nails are not actually "cut"--they are sheared from steel plate that is the thickness of the nail shank.

A period characterised by machine-cut Type A nails, the nail plate being reversed under the cutter. Angle or L-headed nails appear and are used in floors and clap-boards.c. Cut nails continue to be produced for special purposes such as securing wood to cement, concrete or plaster. skirting boards, picture rails, architrave etc) until about 1950 when they were replaced by cement coated nails.

Cut nails were still common in sub-flooring and are still used today in hardwood floors.

With the development of the split wood shingle, nails of about 1" long came into use.

When sawyers, and then sawmills, began cutting dimension lumber, the sizes and varieties of nails greatly expanded.

They were uncommon outside France until c.1855 when machines were invented to make a complete 'French nail' automatically.