I think I found an example of an orange.
Half way down this page. Sorry :oops:
http://www.sewalot.com/singer%2066.htm
Then I have have two browns, just picked up another this weekend at the local thrift store. I plan on following your tutorial on cleaning this one. My first one, I just carefully cleaned it and my husband made suggestions as to what not to used so that the decals would be preserved.