for another picture I add on poster of 1960 I draw picture of Avro arrow. I draw and write beside it that it was the finest aircrafts built. It was built for necessity protection of Canada. it not made in 1950's is it?

Yes, the Avrow Arrow was made in 1958.

http://en.wikipedia.org/wiki/Avro_Canada_CF-105_Arrow

thanks very much ms. sue :)

To determine whether the Avro Arrow was built in the 1950s or not, we can explore its history and construction timeline. Here's how you can find the answer:

1. Research online: Use search engines or reliable sources like history websites, books, or archives to gather information about the Avro Arrow.
2. Look for the design phase: Check when the design process for the Avro Arrow began. This will provide a starting point for when it was conceptualized.
3. Find the manufacturing period: Discover when the construction of the Avro Arrow took place. This will give you a more definitive timeline for its production.
4. Analyze completion and cancellation: Determine when the Avro Arrow project was completed and subsequently canceled. This will provide clarity about whether it existed in the 1950s.
5. Verify your findings: Cross-reference multiple sources to ensure the accuracy of the information you've gathered.

By following these steps, you should be able to establish whether the Avro Arrow was built during the 1950s or not.