This section is from the book "The Law Of Contracts", by William Herbert Page. Also available from Amazon: Commercial Contracts: A Practical Guide to Deals, Contracts, Agreements and Promises.
In witness whereof the said city of X. has caused its name to be signed hereto and its corporate seal to be affixed hereto by [insert title of duly authorized officer] on the day and year aforesaid.
City of X.,
[Seal of corporation.] By ---------.
For the form of contracts of public corporations, see Sec. 1935 et seq.