Keywords: Coke Ovens p20 Key's Bee-hive coke ovens of 1903..jpg en This upload is from a volume in the ownership of the North of England Institute of Mining and Mechanical Engineers https //en wikipedia org/wiki/North_of_England_Institute_of_Mining_and_Mechanical_Engineers at Newcastle Upon Tyne https //en wikipedia org/wiki/Newcastle_upon_Tyne The actual volume is out of copright by virtue of age The scan would be in copyright which is waived The Institute librarian Jennifer Hillyard has freely and fully consented to this upload to Wiki Commons which has been undertaken at the Institute 2013-09-30 11 00 28 Coke Ovens p20 Key's Bee-hive Coke Ovens 1903 Paul J Mallmann 1904 PD-Old PD-US Uploaded with UploadWizard Industrial archaeology Coal gasification North of England Institute of Mining and Mechanical Engineers Coke Ovens |