THE Hydrometer Sub-Committee of the British Standards Institution has prepared a draft specification for British standard density hydrometers and tables for use with the hydrometers. The draft ...

HILBERT — Business was brisk on an average March weekday at Smoky Lake Maple Products. Angela and Jim Schumacher, co-owners of the syrup-focused tool manufacturer, serve several maple syrup producers, ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This hydrometer (second from right in ...

Their seasonal business is weather dependent — warmer weather leads to more maple sap flowing out and an increase in sales of the equipment vital to its collection and transformation into syrup.