B Beatrice Taplin

Insider Trading: Sales

Symbol	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
NC	$102.80	200	$20,560.00	124,492	2012-03-14	Filing
NC	$102.87	3	$308.61	124,692	2012-03-14	Filing
NC	$102.61	69	$7,079.75	124,695	2012-03-14	Filing
NC	$102.68	148	$15,196.64	124,764	2012-03-14	Filing
NC	$102.59	700	$71,813.00	124,912	2012-03-14	Filing
NC	$102.64	228	$23,400.78	125,612	2012-03-14	Filing
NC	$103.34	100	$10,334.00	125,840	2012-03-14	Filing
NC	$103.35	100	$10,335.00	125,940	2012-03-14	Filing
NC	$103.15	100	$10,315.00	126,040	2012-03-14	Filing
NC	$103.14	111	$11,448.54	126,140	2012-03-14	Filing
NC	$103.17	89	$9,182.13	126,251	2012-03-14	Filing
NC	$103.24	11	$1,135.64	126,340	2012-03-14	Filing
NC	$102.29	100	$10,229.00	126,351	2012-03-14	Filing
NC	$102.31	100	$10,231.00	126,451	2012-03-14	Filing
NC	$102.38	400	$40,952.00	126,551	2012-03-14	Filing
NC	$102.02	200	$20,404.00	126,951	2012-03-14	Filing