You mark it with a marker.
You can also move drafts to labels. You have to mark the mail to be sent. Then you have to select the option move to labels.
White labels at discount prices can be found at certain stores and online. It really depends on exactly what you want, but as soon as you determine that, the rest will fall into place.
Look at the labels.
The only accessories really made are tools and stickers you can use to mark worn labels or as special labels.
Not always, no.
There aren't any companies that will provide you address labels for free. However, there are some that will provide them if you just pay the postage prices such as Vistaprint.
Zebra Labels sells and offers office supplies, often at budgeted discount prices. They have a wide selection of printer accessories and supplies, such as ink and paper.
Yes, there are several sites that offer custom address labels. One you can even design your own at www.zazzle.com. Of course I would do more checking for prices.
Record costs in and around the time-line of 1940 varied, mostly depending on Labels, they generally cost from 35 cents to a high of 75 cents. Keep in mind these prices take in several variables such as Labels, location, and without sale prices etc.
There are a few places to acquire thermal labels to use on products. Two of the most reputable companies that offer affordable prices are Zebra Technologies and IIMAK.
Formula of mark down
Most office supply stores will sell all sorts of labels at reasonable prices. Online stores such as Amazon.c and Amazon.com also carry these and often at better prices, although to reduce shipping costs a larger order might need to be placed.