These are knitting needle gauges. The crescent one that was
pictured can be found in a catalogue from 1888.
Knitting needles gauges are not needed so much these days
as knitting needles come with their sizes on.
This is a pipe reamer for cleaning your pipe!
It was made by the Terry’s factory and this catalogue page
is from 1914
This is the image of a needle threader from 1850.
This was designed for young ladies to have a ‘hankie holder’
when involved in sports such as tennis, cycling etc.
This really was a different world.
Shockingly the date of the ad was 1949!
In terms of our modern standards this disciminates on…
Sex, age, disability, and religion
... how times have changed!
Yes, the answer is a device to set the skirt level for home
sewers.