19B ["Acceptance: with immaterial modifications: court did not regard change in delivery date in seller's standard conditions as a material modification; hence it was regarded as an acceptance]'

27A [Dispatch of communication by appropriate means: delay or error in communication];

33C [Time for delivery (where not fixed by or determinable from contract): reasonable time after conclusion of contract];

47A ; 47A2 [Buyer's right to fix additional final period for performance; Basis for avoidance for delay in delivery under Art. 49(1)(b)];

49A21 [Buyer's right to avoid contract (grounds for avoidance): seller does not deliver or refuses to deliver within additional period set under art. 47]