Dating wertheim treadle sewing machine

The 66K has a bed size of 14-1/2" so is much wider than the 99K The Singer 28K had what was called a vibrating shuttle or boat shuttle or bullet shuttle...

the long bobbin/shuttle was inserted into its case which looked like a bullet, then the case was located into the machine and lay in a frame that looked like a boat hull.

But the 127K was manufactured years later at around 1912.

The 127K had its bobbin winder in a high position and had the same type of vibrating shuttle or sometimes called boat shuttle or even bullet shuttle...!

the problem is this long number is the serial number and we need the machine model number to help with parts, feet, needles etc.

There is no reference charts available to tell us the exact model number from it's serial number.

The Aluminium body machines were made in Black/Gold, Beige or Beige/Brown.

First introduced in 1935 and continued in production up until 1962 Despite the differing body shapes and apart from it's smoothness, the 201K can be recognised by the large disc with the stitch length lever protruding from it.

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The Singer 28K was small at only 12-1/2" bed size and had its bobbin winder located high-up near the hand wheel. Singer 127K sewing machine was very similar to the 28K.The tension unit was directly in front on the needle which in turn threaded from right to left.The slide plate (to access the bobbin) had a small oblong hole which aided whilst sliding the slide plate to the left to view the bobbin.Later versions 99K31 had a stitch length up-down lever with reverse stitch and numbered tension dial - Year 1955 The Singer 15K is always recognised by its tension unit being on the left face of the machine.Its bobbin had to be inserted into a bobbin case, then the case was inserted into the machine vertically to the left of the needle.

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