test

HTML

<body>

</body>

JavaScript

var width = 960,
  height = 500;

list_of_people = [{name: 1887, x: 40, y: 5},
	{name: 1888, x: 20, y: 50},
	{name: 1889, x: 40, y: 50},
	{name: 1890, x: 60, y: 50},
	{name: 1895, x: 60, y: 100},
  {name: 1895, x: 80, y: 100}
]

var svg = d3.select("body").append("svg")
  .attr("width", width)
  .attr("height", height);

var node = svg.selectAll(".node")
  .data(list_of_people)
  .enter().append("g")
  .attr("class", "node")

node.append("image")
  .attr("xlink:href", "https://github.com/favicon.ico")
  .attr("x", function(d) {
    return d.x;
  })
  .attr("y", function(d) {
    return d.y;
  })
  .attr("width", 16)
  .attr("height", 16);