The 1930's were hard, the world was suffering from a massive depression sparked by the Wall Street crash in America.
Most notable differences are in the handwheel and decals.
Decal detail can be seen on the banner at the top of this page.
People often refer to this as the date the machine was "born", but more accurately it is the date the production run for that series of machines was assigned.
The machines would have come off the production line sometime between that date and the date of the next production series assignment.
How your Singer 221 sewing machine looks cosmetically is far more important to its resale value than anything else. The phrase "It looks good given its age" doesn't cut it when it comes to Singer Featherweight 221 sewing machines.
Nearly all 221 Featherweights sew well or, with minor "tune ups", can be adjusted to sew well. The real indicator of value isn't whether your sewing machine "still sews". To command top value / price a Singer 221 or 222 sewing machine needs to look great "in spite of" its age.
However, we hasten to point out that our stitches at this time are less than perfect, but think we can improve the stitch quality after the bobbin case is replaced and both thread tensions are properly adjusted.
Our stitches show a very slight zzz thing happening.
After the Great War, mass production from technologies learnt during wartime, and the supply of electricity into houses led to massive advances in sewing machine technology.
The pinnacle of this technology This British masterpiece of engineering was expensive but opened up a whole new era of opportunities amongst the working classes of Britain.
However their diminutive size did not detract from their functionality and they became highly popular with occasional sewers because they were so easy to pack neatly away for storage after use.