info:{
            "LC control no.":    50041675,
            "Type of material":  "Book (Print, Microform, Electronic, etc.)",
            "Personal name":     "Blake, William, 1757-1827." ,
            "Main title":        "The marriage of Heaven and Hell." ,
            "Published/Created": "[London, ca. 1794]",
            "Description":       "27 plates. 40 cm.",
            "References":        "Rosenwald 1799",
            "Related names":     ["Lessing J. Rosenwald Collection (Library of Congress)"],
            "Related titles":    ["Song of liberty."],
            "Notes":             [
                "\"A song of liberty\": plates 25-27. Printed in green on 27 leaves from plates containing both text and illustrations. Hand colored. Leaves numbered in manuscript. ",
                "Two original water colors by Blake for this book bound in."
            ],
            "Additional formats": ["Also available in digital form on the Library of Congress Web site."],
            "LC classification": "PR4144 .M3 1794",
            "Electronic file info": "http://hdl.loc.gov/loc.rbc/rosenwald.1799",
            "Links": [
                "http://hdl.loc.gov/loc.rbc/rosenwald.1799",
                "http://hdl.loc.gov/loc.rbc/rosenwald.1799"
            ]
        },
        title: "The marriage of Heaven and Hell.",
        crumbs:[{
            label:'Library of Congress',
            url: 'http://loc.gov//'
        },{
            label:'Rare Books',
            url: 'http://loc.gov/rr/rare'
        },{
            label: 'The marriage of Heaven and Hell.',
            url:'http://hdl.loc.gov/loc.rbc/rosenwald.1799'
        }]