For Letters of Introduction - Putnam's Phrase Book / An Aid to Social Letter Writing and to Ready and Effective Conversation, with Over 100 Model Social Letters and 6000 of the World's Best English Phrases - 204 - Edwin Hamlin Carr

For Letters of Commendation For Letters of Invitation

For Letters of Introduction

See Samples, pp. [301], [302]

See Commendatory (Of Persons), pp. [19-24]

See Concluding Assurances, pp. [161-168]