Real Estate Values: Being a Compendium of Real Estate Considerations in Manhattan from January, 1906, to April, 1915, Including Voluntary Estate and Partition Auction Sales; Sales by Executors and Trustees; Sales by and to Corporations and Estates; Contracts to Buy and Sell; and Other Transactions in which Considerations are Stated, with Descriptions of All Properties, the Name of the Purchaser and Date of the Purchase