37 · Obligation of parties to... 38 · Effect of refusal to accept offer... 39 · Effect of refusal of party to... 40 · Person by whom promise is to be... 41 · Effect of accepting performance... 42 · Devolution of joint liabilities. 43 · Any one of joint promisors may be... 44 · Effect of release of one joint... 45 · Devolution of joint rights. 46 · Time for performance of promise,... 47 · Time and place for performance of... 48 · Application for performance on... 49 · Place for performance of promise,... 50 · Performance in manner or at time... 51 · Promisor not bound to perform,... 52 · Order of performance of reciprocal... 53 · Liability of party preventing... 54 · Effect of default as to that... 55 · Effect of failure to perform at... 56 · Agreement to do impossible act. 57 · Reciprocal promise to do things... 58 · Alternative promise, one branch... 59 · Application of payment where debt... 60 · Application of payment where debt... 61 · Application of payment where... 62 · Effect of novation, rescission,... 63 · Promisee may dispense with or... 64 · Consequences of rescission of... 65 · Obligation of person who has... 66 · Mode of communicating or revoking... 67 · Effect of neglect of promisee to...