3M reported first-quarter earnings of $1.79 per share, an increase of 11.2% versus the first quarter of 2013. Sales grew 2.6% year-on-year to $7.8 billion. Organic local-currency sales grew 4.6% while currency impacts reduced sales by 2.0% year-on-year. First-quarter operating income was $1.7 billion, operating income margins were 21.9% and net income was $1.2 billion. The company converted 66% of net income to free cash flow in the first quarter, which was in line with traditional seasonal ...