Mannheim & Duplex Slide Rules Complete Manual Keuffel & Esser 1917

SHIPPING

• Complimentary ground shipping within 1 to 7 business days
• In-store collection available within 1 to 7 business days
• Next-day and Express delivery options also available
• Purchases are delivered in an orange box tied with a Bolduc ribbon, with the exception of certain items
• See the delivery FAQs for details on shipping methods, costs and delivery times

RETURNS AND EXCHANGES

• Easy and complimentary, within 14 days
• See conditions and procedure in our return FAQs