Brass eagle lecterns were produced on an industrial scale in the Victorian period when they became a standard fitting in Anglican church interiors. As Marcus van der Meulen
Antique Solid Brass Church Eagle Lectern with Lions Feet
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The Little Gidding Lectern: similar lecterns
The Little Gidding Lectern: similar lecterns
The Brass Eagle Lecterns of England - Apollo
The Brass Eagle Lecterns of England by Marcus van der Meulen
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Eagle lectern - Wikipedia