Lineages and Histories of the Great Houses

The Lineages and Histories of the Great Houses of the Seven Kingdoms, With Descriptions of Many High Lords and Noble Ladies and Their Children, by Grand Maester Malleon, is a ponderous century-old tome that becomes the key piece of evidence in Eddard Stark's investigation into the murder of his predecessor, Jon Arryn. The book's dry genealogical records reveal the fatal secret that the Baratheon black hair is always dominant over Lannister gold, proving that King Robert's supposed children are actually the products of Cersei Lannister's incest with her twin brother Jaime, a truth that costs Jon Arryn his life and sets the entire realm on a path to war.

Appearance and Physical Description

The book is a massive, heavy volume with cracked yellow pages of crabbed script bound between faded leather covers. Grand Maester Pycelle describes it as "a ponderous tome" and warns Eddard Stark that he would "find it of little interest." When Ned finally examines it in his solar, he finds it makes for "ponderous reading" — a thick book of brittle yellow pages that is over a century old, compiled by Grand Maester Malleon. The tome contains dusty lists of weddings, births, and deaths, recording the lineages of the great houses with descriptions of many high lords and noble ladies and their children.

Jon Arryn's Final Inquiry

Jon Arryn borrowed the book from Grand Maester Pycelle the day before he fell ill. Pycelle tells Ned that the Hand came to him "asking after a certain book, as hale and healthy as ever, though it did seem to me that something was troubling him deeply." The next morning, Arryn was "twisted over in pain, too sick to rise from bed." In his final hours, Arryn whispered to the king and his lady wife, "The seed is strong," a cryptic phrase that Ned later realizes refers directly to the genealogical evidence in this very book. Varys later confirms that Arryn was poisoned with the Tears of Lys precisely because he was "asking questions" — questions that the Lineages and Histories helped him answer.

Eddard Stark's Investigation

After becoming Hand of the King, Ned requests to examine the book that Pycelle had lent Jon Arryn. When Pycelle finally sends it to him, Ned pores over it in his solar, hoping "against hope that something would leap out at him." He opens to the section on House Lannister and turns the pages slowly, tracing the Lannister descent back to Lann the Clever. The book records the last mating between stag and lion some ninety years ago, when Tya Lannister wed Gowen Baratheon, third son of the reigning lord. Their only issue, "an unnamed boy described in Malleon's tome as a large and lusty lad born with a full head of black hair, died in infancy." Thirty years before that, a male Lannister had taken a Baratheon maid to wife, producing three daughters and a son, each black-haired. "No matter how far back Ned searched in the brittle yellowed pages, always he found the gold yielding before the coal."

The Revelation

The truth finally crystallizes for Ned not from the book alone but from a child's innocent words. When Sansa insists that Joffrey is "not the least bit like that old drunken king," Ned realizes the implications: "The seed is strong," Jon Arryn had cried on his deathbed, and so it was. All of Robert's bastards — Gendry, the girl in the Vale, the boy at Storm's End — had hair as black as night. The book's genealogical records prove that Baratheon black always dominates Lannister gold, meaning Joffrey, Myrcella, and Tommen cannot be Robert's children. They are Jaime Lannister's bastards, born of his incestuous union with the queen.

Narrative Significance

The Lineages and Histories functions as the central piece of forensic evidence in the novel's mystery plot. It is the weapon Jon Arryn used to discover the truth and the reason he was murdered. Ned's possession of the book makes him a target, as Arya overhears in the dungeons when one conspirator says, "Lord Stark's the one who troubles my sleep. He has the bastard, he has the book, and soon enough he'll have the truth." The book represents the deadly power of knowledge in a world where genealogical records determine royal succession. Its dusty, academic appearance belies its explosive content — a quiet document that, once properly read, can topple a dynasty and ignite a war.