Winters Hardware Store completed the following merchandising transactions in the month of May. At the beginning of May, Winters ledger showed Cash of $7,700 and Common Stock of $7,700.

May 1		Purchased merchandise on account from Black Wholesale Supply for $7,700, terms 1/10, n/30.
2		Sold merchandise on account for $4,100, terms 2/10, n/30. The cost of the merchandise sold was $3,000.
5		Received credit from Black Wholesale Supply for merchandise returned $200.
9		Received collections in full, less discounts, from customers billed on May 2.
10		Paid Black Wholesale Supply in full, less discount.
11		Purchased supplies for cash $900.
12		Purchased merchandise for cash $2,800.
15		Received $230 refund for return of poor-quality merchandise from supplier on cash purchase.
17		Purchased merchandise from Wilhelm Distributors for $2,200, terms 2/10, n/30.
19		Paid freight on May 17 purchase $250.
24		Sold merchandise for cash $5,500. The cost of the merchandise sold was $4,100.
25		Purchased merchandise from Clasps Inc. for $800, terms 3/10, n/30.
27		Paid Wilhelm Distributors in full, less discount.
29		Made refunds to cash customers for returned merchandise $98. The returned merchandise had cost $119.
31		Sold merchandise on account for $1,280, terms n/30. The cost of the merchandise sold was $830.

Journalize the transactions using a perpetual inventory system.