Section 33135 Of Chapter 5. Revenue Bonds From California Streets And Highways Code >> Division 18. >> Part 2. >> Chapter 5.

. Signatures on the bonds and interest coupons may be printed, lithographed, or engraved facsimile, except that on the bonds, but not on the interest coupons, the countersignature of the clerk or other officer of the authority designated by it which shall be manually affixed.