The Commission, acting for and on behalf of the State of Oklahoma, shall issue, sell and deliver, as hereinafter provided, “State of Oklahoma Building Bonds of 1968” in the principal sum of Ninety-nine Million Eight Hundred Eight Thousand Dollars ($99,808,000.00). The Commission is hereby authorized and directed to issue, sell and deliver said bonds as follows:

Series A, in the principal sum of Thirty Million Three Hundred Thousand Dollars ($30,300,000.00) on or about July 15, 1969;

Series B, in the principal sum of Twenty-five Million Dollars ($25,000,000.00), on or about July 15, 1970;

Series C, in the principal sum of Twenty-five Million Dollars ($25,000,000.00), on or about July 15, 1971; and

Series D, in the principal sum equal to the balance of the amount authorized in Section 38, Article X of the Oklahoma Constitution.

The bonds in Series B, C and D shall not be sold, issued or delivered until the Legislature has enacted a bill or joint resolution (1) confirming the authorization contained in this section, (2) confirming or adjusting the amount of bonds to be sold and (3) determining the schedule for the payments into the sinking fund and maturity schedule for such series. All proceeds from the sale of such bonds shall be deposited in the State Treasury to the credit of the “State of Oklahoma Building Bonds of 1968 Fund” which is hereby created.