Back to School 2017 Collector's Bills

As everybody gets ready for Back to School, Swagbucks has a bonus for you in the form of Back to School Collector's Bills!
Collector's Bills are special designs that you win randomly while searching the web with Swagbucks' Yahoo-powered search engine.
Collect all 6 and you get an additional SB Bonus!
Once you've collected enough SB, you can redeem them for gift cards to stores like Amazon, PayPal Cash, and many more!
Here's all the information for this week's Collector's Bills:
Search the web through the Swagbucks search starting Monday, August 7th through Sunday, August 13th, and when you get a search win, you may get a special Collector's Bill valued at either:
   4 SB
   6 SB
   9 SB
   11SB
   18 SB
   26 SB
When you get a Collector's Bill you'll receive the value of the bill and the bill will be added to your Collector's Bills ledger.
Collect all 6 Collector's Bills and you'll instantly earn a 20 SB Bonus!
Keep searching til you find them all!