L Lampert Lumber Your Project Partner Lumber Building Materials 849 10th Street, Worthington 507-372-7384 Marshall Helmers, Manager Store Hours: Mon. - Fri.: 7:30 am - 5:00 pm L Lampert Lumber Your Project Partner Lumber Building Materials 849 10th Street , Worthington 507-372-7384 Marshall Helmers , Manager Store Hours : Mon. - Fri .: 7:30 am - 5:00 pm